1. Biology AP DNA Bases/Genetics

    FIRST: Only answer if experienced in this field, no counter-questions, "I used to take this but I forgot," or random link-posting. A triplet of bases in a template strand of DNA is 5' CAG 3'. What would be the corresponding codon for mRNA? A) 3' GTC 5' B)

    asked by anon on January 31, 2019
  2. Science, physics

    A ship is heading north at 15km/h in a tide moving at 6km/h westward. Determine the magnitude and direction of the resultant velocity of the ship. I can't answer it because I don't get the formula. And please give me the formula. I need the answer later.

    asked by Zablanity on November 30, 2016
  3. Philosophy

    The best way that science can answer the problem of the identity theory of materialism (which means chemical brain states = mental states…which seems to indicate chemicals can “feel” and “think”) is by saying: I don't understand what this

    asked by anonymous on June 5, 2018
  4. Just a message(please read)

    First of all I would like to thank everyone for helping me. The reason that I post my questions like I do is b/c they are multiple choice and all I'm looking for is to know if my answer is correct or not. If its not right then I would go back and try to

    asked by Jon on February 13, 2008
  5. physics

    In calculating the force of gravity between two objects, if the mass of one object increased by 4 and the other by 2, how many times would the force of gravity increase? I still don't understand but drwl's said that its proportional to the product not the

    asked by Jon on April 2, 2008
  6. algebra1

    there are 2 more i needed help with/checked. i had to simplify sq.root96 devided by sq.root8, the answer i came up with was sq.root2/4. the second problem is i had to find the sq.root of the fraction 64/100, I chose sq.root8/sq.root10 and sq.root4/sq.root5

    asked by katelynn on February 16, 2012
  7. social studies

    Because of (blank) , some countries using the euro faced bankruptcy and threatened the value of the euro. A. the refugee crisis B. a lack of ability to elect leaders in the EU C. the financial crisis of 2008 D. britain leaving the EU my best answer A or C

    asked by bryant myers on May 13, 2019
  8. Math - Exponential

    Tests of an artifact discovered at the Debert site in Nova Scotia show that 28% of the original C14 is still present. Approximately how old is the artifact? 28% = 7/25 (7/25)P = Pe^(-5730k) (ln(7/25))/(-5730) = k 2.22 x 10^-4 = k (7/25)P = Pe^(-kt)

    asked by Anonymous on January 24, 2009
  9. Math

    Hello, could someone please go over the steps for this question? Thank you! 1. Find the circumference. Leave your answer in terms of pi. The middle line going through the circle is 8.4 (I'm so sorry I don't know the name of the line, brain fart). A) 12.6

    asked by Tim on April 30, 2016
  10. Social Studies

    How was Chinese influence spread in Korea during the period of the three kingdoms? A. through the travels of Chinese Buddhist monks B. through military conquest C. through the introduction of Chinese art and technology D. through the Chinese writing system

    asked by Fusion on October 12, 2018
  11. College Math

    A club consists of 16 men and 19 women. In how many ways can they choose a president, vice president, treasurer, and secretary, along with an advisory committee of six people? (Round the answer to five decimal places.) The Answer is blank x 10 to the 11th

    asked by Jessica on August 25, 2012
  12. Physics

    Rosie (mass 41 kg) pushes a box with a horizontal force of 140 N (31.472 lb) at a speed 25 m/min. A. What is Rosie’s power output? Answer in units of W. B.What energy is produced by a 300 W lightbulb lit for 4.1 hours? Answer in units of J

    asked by Sam on February 29, 2016
  13. Environmental Science

    Can someone please help me with this question because when I post this question earlier, some lady or tutor just gave me some links on where to find the answer and I had already did that and still couldn't find an answer? Here it is. Relate the Fourth

    asked by Hana on November 23, 2011
  14. Physics

    A 2.2 kg otter starts from rest at the top of a muddy incline 93.9 cm long and slides down to the bottom in 0.60 s. What net external force acts on the otter along the incline? Answer in units of N It requires a number answer but it makes no sense to me.

    asked by Azriel on November 18, 2013
  15. Math

    Which sequence do I use to get the answer to this problem? Arithmetic or geometric? The answer is $36,000 but I do not no how to write it out or which one to use, Can someone please help me? Thank you. A person deposited $500 in a savings account that pays

    asked by Fh on September 2, 2010
  16. MATH

    D. Sam and Pete have a job dog-sitting for their neighbor. He pays them $5.00 for each hour they “sit”. Independent_______________________________ Dependent________________________________ I know the answer to independent I just need help with

    asked by Austin on January 3, 2007
  17. MATH

    Sally is evaluating some test papers. There are 80 multiple choice questions in the test. Students get two points for every correct answer and for every wrong answer or any question left blank, one point is deducted from the total score. Mick got 115

    asked by Please help on November 8, 2017
  18. Literacy

    Please check my work, thank you. Question 1 – 4: Access the Library of Congress library Catalog. Then, find the information to answer the question. 1. What year was the oldest copy of Ralph Ellison’s Going to the Territory published? A. 1952 B. 1986 C.

    asked by Jen on September 7, 2011
  19. math,correction

    Find length x in each triangle. Express your answer in simplified radical form. leg 1 = 8 leg 2 = x hypotenuse = 12 MY answer: so x = ã80 I got √80 or appr. 8.94 yes the symbol is a radical. also since the directions say to leave as a radical form

    asked by jas20 on March 24, 2007
  20. precalculus

    Find an equation for the parabola that has its vertex at the origin and directrix x=-9. If your answer is in the form x^2=Ay, then input here: A= if your answer is in the form y^2=Ax, then input here: A= .

    asked by dylan on May 3, 2013
  21. math

    divide 5 1/2 divied by 4 3/5 answer in simplest form. does simplest form mean a mixed number or decimal? I got an answer of 1 9/46 or 1.195652...

    asked by barb on July 20, 2010
  22. 7th grade acc math prevents

    How do I show on a hundred grid what 18% of 520 is? I know what the answer is but don't know how the grid can help me find the answer and that is what the teacher wants us to show. Thanks in advance!

    asked by Ardine on January 6, 2014
  23. Pre-Calculus

    1) j(x)=-2/3x what is j(x)'s y-intercept? answer: (0,0) 2) k(x)=4 what is k(x)'s slope? answer: 0 3) g(x)=2x-5 what are the root(s) of g(x)? 4) the slope of line p if p is perpendicular to line f are the answers i provided correct? and please help me on 3

    asked by Sam on September 1, 2015
  24. Equation

    Can anyone check this answer for me, simultaneous equation. Where y = 14 + 0.11x and y = 10 + 0.14x use algebra to solve, is the answer 14 + 0.11x = 10 + 0.14x y = 4 x = 0.03 If not where am I going wrong Thanks... :-)

    asked by Leo on February 4, 2008
  25. Algebra II

    Consider the function y = 1/x. A. What happens to the value of the function as the value of x gets very large? My answer: the value of the function increases. B. For what value of x is the function undefined? Explain why. My answer: 0, because it is not

    asked by Sam on February 26, 2019
  26. Math- fractions

    A cookie recipe calls for 3/4 cup of chocolate chips.Spencer has 2/3 cup. Does he have enough?If your answer is yes ,explain.If your answer is no, how much more does Spencer need?

    asked by Aisha on January 15, 2017
  27. algebra

    Determine the length of the missing side of each right triangle. Show your work. 1)a=15; b=?; c=20 Answer is b= 5√7 2)a=9; b=12; c=? Answer is c= 15 **How do I show my work to come up with each of these two answers? THANK YOU!!

    asked by Tim on February 16, 2017
  28. algebra : square root

    I remember my teacher saying something about you square root an answer like 121 the answer is -11 and +11 But, this also is not true for all the answers Could someone tell me when I square root a number, when it is both a + and -, and when it is just a + .

    asked by Amy on November 2, 2010
  29. Math

    I'm trying to make a slope on graph paper, I had to make a figure with six sides and this is my vertexes. A=(4,-8) B=(9,-10) C=(15,-7) D=(13,-4)E=(7,-6) F=(4,-4) My segment is A and B my slope is -8-(-10)/4-9=-8+10/4-9=2/-5 What I get as my answer is -0.4

    asked by Gwen on May 20, 2014
  30. 6th Grade Math

    My Question: When Im doing multiplication, do i check it by using 2? For example: 84 times 37 = 3,078 How do i check my answer using estimation? - Answer: Im sorry, but i really need help on this question, I'm kinda stuck

    asked by Patricia on September 15, 2015
  31. math

    so i got a math work sheet and i cannot figure out the math puzzle and to get the answer you have to do the work but i need help. Does anyone know what the answer to what did the spanish farmer say to his chicken is?

    asked by Megan on August 21, 2012
  32. english

    what is the subject of the following sentence? Would you care for a cup of coffee? My answer: you the verb is care. I asked who care? the answer: you care is this correct?

    asked by meisha on April 2, 2012
  33. Social Studies

    what is the name of the war associated with Abraham Lincoln? Answer: Civil War what is the name of the war associated with George Washington? Answer: The American Revolutionary War

    asked by Anonymous on July 15, 2014
  34. chemistry

    1.30 grams of chromium reacts with 9.5 grams of iodine. What is the percent of chromium in this compound? How do I work out this answer. I know answer is 12.02, but can figure out how to get it! Thanks!

    asked by Quick chem question on March 26, 2011
  35. Algebra 1

    Multiply. Simplify your answer. 1. (n + 3/n- 5) x (n^2 - 5n) A: n^2 + 3n 2. (6xy^2/2x^2y^6) x (6x^4y^4/9x^3) A: 2 3. (3h^3 - 6h/10g^2) x (4g/g^2 - 2g) (There is no typo.) A: ? 4. (m^2 + m - 2/m^2 - 2m - 8) x (m^2 -8 + 16/3m -3) (There is no typo.) A:

    asked by Victoria on May 30, 2014
  36. chemistry

    What mass of NaCl is contained in 24.88g of a 15.00% by mass solution of NaCl in water? the answer is 3.73g but i don't know how to get this answer..

    asked by Alaine on October 3, 2012
  37. Math Exam Tuesday

    My friend swears by your site so I thought I'd confirm some of my more difficult answers for my math practice exam. Is the solution set for 8^x = 16^ x+2 is it -2? Next is the solution set for log subscript 5 (2x + 3) = 2 is the answer 7/2? Lastly is the

    asked by Sara L. on January 13, 2007
  38. physics

    Hello! I'm studying for physics and I am stuck on this question (I have the answer): Two identical cars are travelling on a horizontal road, one of them is going at twice the speed of the other one. Both break using the same force. The slower car breaks

    asked by castiel on May 9, 2014
  39. Grammar check

    Hello, can you please check my answer. Which of the following sentences is written in the subjunctive mood? A. If the sun is shining, then I will wear sandals. B. It was the weekend, so she slept until noon. C. My health teacher recommends that I eat five

    asked by kevin on November 11, 2015
  40. english

    please can someone answer this . i'v posted it so many times but no one answers Which is not an example of an idiom found in "Miss Rosie"? a. "when I watch you" b. "[you] used to be called" c. "waiting for your mind" d. "I stand up" i know that idiom is an

    asked by y912f on July 5, 2009
  41. Critical Thinking

    Answer the following questions in a 100- to 200-word response. Cover each bullet point in your answer. o In the future, how will thinking critically influence the ways that you: · Read? · Write? · Process information? o Why and how could you apply

    asked by a on April 30, 2008
  42. social studies homework

    3. What happened as a result of a meeting between A. Phillip Randolph and Franklin Roosevelt? (l point) I truly have no idea what this answer could be, I looked all through the lesson and found nothing. Can someone either help me by steering me in the

    asked by mali on March 28, 2017
  43. english two (asap)

    Only answer the following questions if you know the answer. Oh ... and ASAP. - "Naett, that is the dry tornado, the hard clasp of lightning" Is the above quote a sound device, figurative language*, setting, or characterization? (Naett is a name in a poem

    asked by Anonymous on November 20, 2018
  44. chemistry

    Background information: The concentration of various cations in seawater in moles per liter are Na+ (0.46M); Mg2+ (0.056M); Ca2+ (0.01M); Al3+ (4x10^-7M); Fe3+ (2x10^-7M) Question: If enough OH- ion is added to precipitate 50% of the Mg2+, what percentage

    asked by mel-2 on March 31, 2010
  45. College Physics

    I'm asked to find the shortest wavelength photon emitted for the paschen series for the hydrogen atom. I used the Rydberg equation and substituted the appropriate values. Frequency= Rh(1/3^2)-(1/infinity^2) I get an answer of 820 nm. My online homework

    asked by Dave on April 19, 2011
  46. Math

    please check my answer thanks :) Mike purchased a home the mortgage is $235,000 at 8 3/4 % for 25 years. His annual property taxes on the home are $6,345 he also has to pay hazzard insurance in the amount of $1,479. What is the PITI payment of their loan ?

    asked by kaleigh on November 27, 2007
  47. chemistry

    how do i solve the following problem? Nitrogen dioxide decomposes to nitric oxide and oxygen via the reaction: 2NO2 → 2NO + O2 In a particular experiment at 300°C, [NO2] drops from 0.0100 to 0.00650 M in 100 s. The rate of Disappearance of NO2 for this

    asked by jess on November 17, 2010
  48. spanish sra JMcGuin

    example: botas/parda/botas negras answer: No me gustan estas botas pardas. Prefiero esas botas negras. Please review my answers thank you 1. Sueter de lana/sueter de algondon My answer: no me gusta esta sueter de lana. Preiero esa sueter de algondon 2.

    asked by sam on November 6, 2007
  49. Maths

    given (e^x)sin3x = Im((e^x)(e^i3x)) Integrate (e^x)sin3x.dx You can just take the imaginary part of the integral of ((e^x)(e^i3x))= e^([3i +1)x] which is IM(3i +1)e^(3ix + x) = IM (3i +1)e^x*e^(3ix) = IM {(3i +1)*e^x* [ cos (3x) + i sin (3x)] = e^x* sin

    asked by Tom on January 20, 2007
  50. Physics

    Hi everyone, finished all my utexas physics homework, save this last question... I don't quite why I'm not getting the right answer. Any help offered will be appreciated, it could lead me to the right answer :) P.S.---- I've already imputed the following

    asked by Kyle on October 24, 2010
  51. Physics

    Hi everyone, finished all my utexas physics homework, save this last question... I don't quite why I'm not getting the right answer. Any help offered will be appreciated, it could lead me to the right answer :) P.S.---- I've already imputed the following

    asked by Kyle on October 24, 2010
  52. Math

    Felic built a 4 inch by 8 inch rectangle. A. What is the perimeter of felic's rectangle? My answer is 24 in. B. The perimeter of hanas' rectangle is 2/3 as long as the perimeter of felic's. What is the perimeter of hana's rectangle? My answer is 16 in. C.

    asked by Khrys on March 31, 2014
  53. english

    I would like for someone to look over my assignment for accuracy. Thanks Rewrite the following sentences, focusing on the grammar area specified in the left column. If the sentence is already correct, write No Change. Punctuating Sentences The goose bit

    asked by Rachael on November 30, 2007
  54. math,drbob222

    I'm sorry the problems i posted had a couple of errors how i posted it here they are: Posted by DrBob222 on Friday, November 24, 2006 at 6:19pm in response to Math. Thanks for showing your work. It helps us to know where you are having trouble. #4. [25/

    asked by Jasmine20 on November 25, 2006
  55. math

    how do you solve this type of math problems that indicates to perform the indicated operations for 3 and 3/4 divided by 1 and 3/8 convert the whole numbers into fractions. 3 3/4 = 15/4 1 3/8 = 11/8 to divide 15/4 by 11/8 invert the denominator and

    asked by jasmine20 on December 4, 2006
  56. philosphy

    1.The attorneys for the prosecution were not able to establish beyond a reasonable doubt that Hinckley was sane when he fired at President Reagan. We know this because Hinckley's own lawyers declared that at the end of the trial. So, we have no choice but

    asked by PETRA on September 28, 2017
  57. American History

    ---- TRUE of FAlSE??/ 1. The Allies had the upper hand against the Japanese in the Pacific during all of 1942. ------------my answer: True?? ** what does upper hand mean? i don't quite getr the meaning of the question. 2. The Soviet Union established

    asked by CM on April 29, 2008
  58. Social Studies - Please Check my Answer

    Please check my answer, I am not sure for this one. In 1784 the British forced American merchants to pay duties on a. trade goods imported from the British West Indies. - (This is my answer.) b. trade goods imported through Canadian ports. c. British goods

    asked by Brady on April 2, 2014
  59. 8th Grade Algebra1

    I don't understand this question, so if anyone can answer it, that would be great! We are doing motion problems, so as you probably know, the formula is d=rt. (distance equals rate times time.) We have to make a chart to answer the following question... A

    asked by Nicole C. on November 7, 2008
  60. Calculus

    Determine whether the integral is divergent or convergent. If it is convergent, evaluate it. If it diverges to infinity, state your answer as INF. If it diverges to negative infinity, state your answer as MINF. If it diverges without being infinity or

    asked by Robin on October 20, 2013
  61. Physics

    A transparent photographic slide is placed in front of a converging lens with a focal length of 2.41 cm. An image of the slide is formed 13.0 cm from the slide. (a) How far is the lens from the slide if the image is real? (Enter your answers from smallest

    asked by Deaven on March 21, 2016
  62. math

    Please guys can you help me this question# The average weight of three boys is 15 kg.Two of them have the same weight and the third boy has weight of 11 kg. What is the weight of other two boys? Does this question need weight of each boy or the weight of

    asked by kevi on April 29, 2019
  63. Algebra 2

    1.What is the vertex from the equation? Y=x^2+12x=4 (Please show your work to show me the steps to get to the right answer.) 2. Use the quadratic formula to solve the equation. x^2-7x-6=0 (Please show your work to show me the steps to get to the right

    asked by Sam on November 27, 2018
  64. Physics Please Help ASAP

    Suppose the space shuttle is in orbit 390 km from the Earth's surface, and circles the Earth about once every 92.4 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, the gravitational

    asked by Sierra on November 26, 2012
  65. physics

    A block of mass 12 kg starts from rest and slides a distance of 7 m down an inclined plane making an angle of 40◦ with the horizontal. The coefficient of sliding friction between block and plane is 0.4. The acceleration of gravity is 9.8 m/s2 . What is

    asked by Zugey on December 13, 2017
  66. Physics

    The intensity of sunlight reaching the earth is 1360 W/m^2 Part A: Assuming all the sunlight is absorbed, what is the radiation-pressure force on the earth? Give your answer in newtons. Part B: Give your answer as a percentage of the sun's gravitational

    asked by Jill on April 24, 2008
  67. sequence

    give the general term of the sequence 1,2,3,5,10,15,25,... Type "integer sequences" in google: Fibonacci numbers written in base 8: 1, 2, 3, 5, 10, 15, 25, 42, 67, 131, 220, 351, 571, 1142, 1733, 3075, 5030, 10125, 15155, 25302, 42457, 67761, 132440,

    asked by sadhana on February 20, 2007
  68. retail pharmacy assistant

    1)a customer's first impression is based on the pharmacy assistants ? a)overall appearance b)grammar c)tone of voice d)vocabulary my answer is b 2)besides the dispensing of drugs,the main purpose of pharmacy today is to ? a)sell a variety of retail

    asked by susue on November 18, 2012
  69. Chemistry

    Which method increases the surface of a solid, allowing it to dissolve faster? A)changing the state of the solid B)adding gas to the solid C)heating the solid D)reducing the size of the solid ****Please help!!!!******* I think the answer is C but i am not

    asked by AHS on January 11, 2011
  70. drbob222, math , algebra

    Can you recheck this hopefully this time i did it correctly. Directions: Crafts. Rose's garden is in the shape of a trapezoid. If the height of the trapezoid is 16m, one base is 12m, and the area is 224m ^2, find the length of the other base. My answer:

    asked by jasmine20 on December 19, 2006
  71. math: algebra

    I need help checking my answer. I wasn't sure if 8 and 8 were both side lenegth's or if 22 is the slant height but I think it is got kind of confused there also wasn't sure how I was suppose to solve it but I sloved the problem how I though it was suppose

    asked by meep on March 5, 2015
  72. Physics

    part 1 A 1760 kg car accelerates uniformly from rest to 8.8 m/s in 4.52 s. Find the work done on the car in this time. Answer in units of J. part 2 Find the average power delivered by the engine in the first 1.808 s. Answer in units of W. part 3 Find the

    asked by Mike on February 27, 2011
  73. Physics

    part 1 A 1760 kg car accelerates uniformly from rest to 8.8 m/s in 4.52 s. Find the work done on the car in this time. Answer in units of J. part 2 Find the average power delivered by the engine in the first 1.808 s. Answer in units of W. part 3 Find the

    asked by Mike on February 27, 2011
  74. ms. sue

    ms. sue un diubg research on species great blue heron and i need to gather info about description of species including both sexes and also their younger life stages for animals, i cant find info on this site sararegistry is that info here anywhere? The

    asked by Mohammad on November 4, 2013
  75. algebra

    Im having a hard time figuring out this problem: Use the function, y=-(x+1)^2 +2, to answer the following parts. Find the y-intercept y=-(0+1)^2 +2 y=-(1)^2 +2 y=-1+2 y=1 is my answer Find the x-intercept 0=-(x+1)^2 +2 0=-((x^2)+(1^2))+2 0=-x^2 - 1 + 2

    asked by Mike on May 4, 2011
  76. 5 Pre-Calculus Questions

    1. What is the value of x in the right triangle below? If needed, round your answer to two decimal places. 32 angle, 15 inches, find the x in base… 2. A 10-foot ladder is leaning up against the side of a building so that the top of the ladder reaches the

    asked by Anonymous on June 30, 2011
  77. math

    Please tell me if I did a good job! (Question:) Write an equation with a variable on both sides of the equal sign that has infinitely many solutions. Solve the equation and explain why it has an infinite number of solutions. (My answer:) 3x + 5 = 3x + 5

    asked by Arthur on December 13, 2017
  78. Physics

    A charge Q = -610 NC (-6.1 × 10^-7 C) is uniformly distributed on a ring of 2.4-m radius. A point charge q = +480 nC (+4.8 × 10^-7 C) is fixed at the center of the ring, as shown in the figure. An electron is projected from infinity toward the ring along

    asked by Sasha on May 7, 2018
  79. Math(Factorial)

    A women student is to answer 10 out of 13 questions on a test. Find the number of choices where she must answer: (a) the first two questions; (b) the first or second questions but not both; (c) exactly 3 out of the first 5 questions (d) at least 3 of the

    asked by Anonymous on April 9, 2014
  80. Physics

    A certain coaxial cable consists of a copper wire, radius a , surrounded by a concentric copper tube of inner radius c . The space between is partially filled (from b out to c ) with material of dielectric constant K. The goal of this problem is to find

    asked by P on March 13, 2013
  81. Intro to Physics

    A sample of an unknown material appears to weigh 295 N in air and 165 N when immersed in alcohol of specific gravity 0.700. (a) What is the volume of the material? ___________m^3 (b) What is the density of the material? ____________ kg/m3 I am getting the

    asked by Amy on November 7, 2012
  82. Local Standards And Regulations

    Sunny Smiles Day Care Center is organized as a partnership. Which one of the following business tax forms will the owners need to file 75 days after the close of the fiscal year? A. Form 990 B. Schedule C C. Form 1065 D. Form 1120 My answer is (A) can

    asked by Brenna on July 18, 2013
  83. music

    choose the word painting format that would go best with the following lyrical line, "The higher I go, the more power i'll have." crescendo with ascending pitches forte with descending pitches allegro with crescendos and decrescendos pianissimo with high

    asked by madz on January 6, 2018
  84. Physics

    A park ranger wants to shoot a monkey hanging from a branch of a tree with a tranquilizing dart. The ranger aims directly at the monkey, not realizing that the dart will follow a parabolic path and thus will fall below the monkey. The monkey, however, sees

    asked by Chris on April 25, 2013
  85. Quantum Physics

    Alice and Bob share a state a| + +> + b |- -> , where the first qubit is Alice's and the second qubit is Bob's. Alice measures her qubit in the standard basis and sends the measurement outcome to Bob. If Bob wants his qubit to end up in the state a |0> + b

    asked by JAY on March 12, 2013
  86. Quantum Physics

    Alice and Bob share a state a| + +> + b |- -> , where the first qubit is Alice's and the second qubit is Bob's. Alice measures her qubit in the standard basis and sends the measurement outcome to Bob. If Bob wants his qubit to end up in the state a |0> + b

    asked by JAY on March 12, 2013
  87. Physics

    A circuit is composed of a capacitor C=2 μF, two resistors both with resistance R=11 Ohm, an inductor L=4.00e-2 H, a switch S, and a battery V=5 V. The internal resistance of the battery can be ignored . Reminder: The "L=x.xxenn H" notation means

    asked by Annoyingmous on June 15, 2013
  88. Geometry

    I need help solving for the height of a trapezoid and finding the correct final answer for a semi circle (a half circle).In area form Here's what I have so far: Trapezoid Formula: 1/2(b1+b2)h My Answer:1/2(5+15)=10 (My bases are 5 and 15) I need help

    asked by GGGGGGGGGGGG-Geometry on April 21, 2017
  89. Physics (PLEASE CHECK WORK)

    For safety in climbing, a mountaineer uses a nylon rope that is 50m long and 1.0cm in diameter. When supporting a 90kg climber, the rope elongates 1.6m. Find its Young's modulus This is what I have so far, I am getting the wrong answer. Can you please fix

    asked by amela on December 9, 2012
  90. Geometry

    Given: ABCD is a parallelogram m∠A = 60º ; BK ⊥AD AK = KD; Perimeter of ABCD = 24 Find: BD. So I have this question it has been giving head aches and I am vary tired of doing, can you post the answer and the solution my class is starting in 2 hours,

    asked by Anonymous on March 30, 2017
  91. Math

    Hayley has 16 square boxes to make an array of rectangular shapes on a grid. Harry says if she uses 19 square boxes she will get more arrays. Do you aree or disagree with Harrys' claim? Explain your answer using prime and composite numbers. Use the

    asked by Parker on February 12, 2012
  92. world history

    where was Srivijaya centered? a.Cambodia B. Burma C. Sumatra D.The Malay peninsula MY answer C which of these characterized Baghdad under the Abbasid's? A. small, Arab, agricultural b New ,cosmopolitan, multi ethnic c. small, commercial, Persian d. large,

    asked by sandra on July 17, 2015
  93. Math-Answer included

    {9, 7, 13, 24, 32, 45, 47} First you have to find the mean The mean is 9+7+13+24+32+45+47=177/7=25.2857=25.29 Find the standard deviation for the given data. Round your answer to one more decimal place than the original data. {9, 7, 13, 24, 32, 45, 47}

    asked by Anonymous on November 6, 2009
  94. Math

    A teacher asks each student in the class to randomly choose a number between 1 to 80 and write it down. Devon and Michiko write down a number. What is the probability that both of their choices will be greater than 60? Express your answer as a decimal. If

    asked by Nikol on March 5, 2018
  95. chemistry

    2Al (s) + 3Cl2 (g)  2 AlCl3 (s) i)obtain the limiting reagent. when 2.00 mole of Cl2 (g) is reacted with 54.3 g of Al (p). ANSWER : Cl is limiting reagant. 54.3gAl(p)/27 = 2.01AI(P) Initial = 2.01 mol 2 mol divied = 2.01/2 2/3 = 1.005 =0.67 cl is

    asked by ren on November 23, 2014
  96. Physics (algebra-based)

    A child holds a candy bar 13.4 cm in front of the convex side-view mirror of an automobile. The image height is reduced by one fifth. What is the radius of curvature of the mirror? Answer in units of cm. I did 1/5=-image distance (i)/13.4-->i=-2.68

    asked by Rebecca on December 1, 2013
  97. calculus

    If 600 cm2 of material is available to make a box with a square base and a closed top, find the maximum volume of the box in cubic centimeters. Answer to the nearest cubic centimeter without commas. For example, if the answer is 2,000 write 2000.

    asked by jake on January 19, 2015
  98. AP Calculus

    If 600 cm2 of material is available to make a box with a square base and a closed top, find the maximum volume of the box in cubic centimeters. Answer to the nearest cubic centimeter without commas. For example, if the answer is 2,000 write 2000.

    asked by Alyssa on October 16, 2014
  99. physics

    A window washer drops a brush from a scaf- fold on a tall office building. What is the speed of the falling brush after 2.7 s? (Neglect drag forces.) The acceleration due to gravity is 9.8 m/s2 . Answer in units of m/s How far has it fallen in that time?

    asked by Melanie on September 20, 2012
  100. Chemistry

    A 110g piece of copper is heated and the temperature changes from 38C to 172C. The heat absorbed is 686 cal. What is the specific heat of copper. I think the answer is .385, but I have tried 100 different ways to get this answer or anything close, and I am

    asked by lulu on April 17, 2016

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