1. Geometry

    I have this much so far (1+x)/9 = 2/5 or x = 13/5 = 2.6 ft I am unsure of how to work out the rest of the problem. A wooden board is placed so that it leans against a loading dock to provide a ramp. The board is supported by a metal beam perpendicular to

    asked by Anna on September 26, 2010
  2. Physics

    An electron of mass me and charge q=-e is injected horizontally midway between two very large oppositely charged plates. The upper plate has a uniform positive charge per unit area +σ and the lower plate has a uniform negative charge per unit area -σ .

    asked by P on March 5, 2013
  3. Math

    Can someone please help me with these three question? I having a very difficlut time answering them May first question To select a _________ sample, the population is divided into disjoint subgroups according to some characteristics like income level, and

    asked by Latisha on February 27, 2011
  4. lasec

    Question 1 (1.00 points) Cost-push inflation: a. is caused by excessive total spending. b. shifts the nation's production possibilities curve leftward. c. moves the economy inward from its production possibilities curve. d. is a mixed blessing because it

    asked by njabulo on August 16, 2008
  5. Physics

    An object of mass 2kg on a plane inclined at angle 40degree and whose coefficient of dynamic friction is 0.3 is connected to another mass of 1kg which hangs vertically over a frictionless pulley. Obtain the acceleration of the system

    asked by buruj on April 6, 2017
  6. physics

    I am flying a plane capable of an airspeed of 100 km/hr. If the wind velocity was 45 km/h [95], in what direction would I have to fly in order to follow the track to my destination. And how long would this trip take? The distance between my starting point

    asked by aidan on October 3, 2011
  7. Physics

    An Alaskan rescue plane traveling 36 m/s drops a package of emergency rations from a height of 137 m to a stranded party of explorers.Where does the package strike the ground relative to the point directly below where it was released

    asked by Katie on November 4, 2011
  8. physics

    A person whose mass is m = 60.5 kg steps on a mechanical bathroom scale placed on an inclined plane that makes the angle α = 31.7° with the horizontal. What is the reading on the scale? For this question I used the formula FN=mgcostetha= 60.5x9.8xcos31.7

    asked by fresno T on September 28, 2014
  9. Algebra II

    Am i correct? A plane intersects only one nappe of a double-napped cone. It is neither perpendicular to the cone's axis nor parallel to its generating line. Which conic section is formed? point circle ellipse

    asked by Me and I on June 10, 2014
  10. AP physics

    The earth moves faster in its orbits around the sun in January, or in July? Explain [Note: this is not much of a factor in producing seasons - the main factor is the tilt of the earths axis relative to the plane of its orbit.]

    asked by Stuck on November 6, 2016
  11. Physics

    An airplane whose air speed is 620km/h is supposed to fly in a straight path 35 degrees north of east. A steady 95km/h wind is blowing from the north. In what direction (angle) should the plane head?

    asked by kacey on September 28, 2012
  12. physics

    An airplane moves 243 m/s as it travels around a vertical circular loop which has a radius of 1.2 km. What is the magnitude of the normal force on the 100 kg pilot of this plane at the bottom of this loop? The acceleration of gravity is 9.8 m/s 2 . Answer

    asked by Ryan on December 12, 2011
  13. Calculus

    Find the volume of the solid of revolution obtained by revolving the plane region R bounded by y= x^5, the y-axis, and the line y=3 about the x-axis So far: y=x^5 is equal to x=5th root y. I've plugged that in to pi(r^2)h, and got V = pi ∫[0,3] y^(2/5)

    asked by James on December 2, 2016
  14. Math 126

    These are the automatically computed results of your exam. Grades for essay questions, and comments from your instructor, are in the "Details" section below. Date Taken: 7/15/2012 Time Spent: h , min , 19 secs Points Received: 18 / 20 (90%) Question Type:

    asked by Anonymous on July 16, 2012
  15. Science

    Electric circuit with three cells each of emf 2v and negligible internal resistances are connected in series with an ammeter two resistors of resistance 2 and 6 and a key. 1. Draw a diagram for the above information 2.calculate the current in the circuit

    asked by Fred on January 23, 2017
  16. physics

    A 5.00-kg object placed on a frictionless, horizontal table is connected to a cable that passes over a pulley and then is fastened to a hanging 9.00-kg object. Draw free-body diagrams of both objects. Find the acceleration of the two objects and the

    asked by Brandon on March 26, 2010
  17. Physics

    A 5.00-kg object placed on a frictionless, horizontal table is connected to a cable that passes over a pulley and then is fastened to a hanging 9.00-kg object. Draw free-body diagrams of both objects. Find the acceleration of the two objects and the

    asked by Brandon on March 24, 2010
  18. Chemistry

    One mole of an ideal gas is allowed to expand isothermally at -29. 3degrees celcious from a volume of 4. 0L and apressure of 5. 0atm to avolume of 10. 0L and apressure of 2. 0atm. i. Draw a p-v diagram for the process. ii. Determine the work done by the

    asked by Patrick on December 30, 2016
  19. Civics

    have students to create their own pictorial vision of the buisness cycle. students may choose pictures of snakes roller coasters or anything else that can be labled to reflect the phases for the buismess cycle. I know u cant draw it for me but can you at

    asked by Angelina PLEASE HELP ME on February 4, 2016
  20. science

    Lilian's car won't start. She is using the scientific method to determone the cause. The car won't jumpstart so the battery is not the casue of the problem. What should she do next? a) run another experiment b) form another hypothesis c) draw another

    asked by Happy Labor Day!!!!!!!!!!! on September 6, 2010
  21. physics

    a student leaves home and walks 100 m in a northerly direction. he then walks in a direction of 45 degree north of east for 50 m to reach school. calculate the displacement graphically. choose a scale to draw the diagram

    asked by sue on October 26, 2014
  22. physics

    A train travels at a constant speed around a curve of radius 225 m. A ceiling lamp at the end of a light cord swings out to an angle of 20.0º throughout the turn. Draw a free body diagram? What is the speed of the train?

    asked by Courtney on November 21, 2012
  23. programming

    draw a flow chart and write algorithms description that accept three mark of students and print the mark which greater than the average mark of the students?

    asked by seid on March 29, 2016
  24. trigometric identities

    Establish identity: tan theta + cot theta -------------------- equal to(=) csc²theta tan theta Can you draw the ans. bec. I cant understand which they are aligned.

    asked by Alyn on January 14, 2015
  25. Chemistry

    Can you draw a dipeptide and show all the functional groups, atoms, and bonds, any full charges on atoms, and the "R" group. Also, show N and C terminus? It would really help if you can show me pictorially.. thanks

    asked by Sam on October 11, 2011
  26. Ed tech

    SmartArt and shapes are useful tools because they allow you to. Organize data within a document. Draw any shape you want within a document. Easily create manipulate shapes within a document. (MY ANSWER)

    asked by LOVE on August 11, 2016
  27. Physical sciences

    A crate is pulled across a horizontal surface with a force of 100N which makes an angle of 30 degrees with the horizontal.Draw a diagram of the horizontal and vertical components of the force

    asked by Kagiso on January 19, 2016
  28. 1st grade math

    Draw a quick picture for 26+8. Show how to make a ten to model the number of apples a different way. Write a new number sentence I did 26 + 8 apples .. I drew 8 apples = 34 then I put 7+ 3 = 10 ?

    asked by Sarah on May 27, 2015
  29. English

    Why is the ability to draw conclusions important in research? A. To discover the effect of the topic B. To enable further research C. To generate topic sentences D. To formulate a plan for research Is It A. ??

    asked by Sandy on April 26, 2013
  30. fractions

    Gisela finished washing 3/4 of her laundry. She washed 1/3 of this laundry today. Use a rectangle to draw a model to match your expression. What fraction of her laundry did she wash today?

    asked by Brandon on February 12, 2014
  31. Math

    How do you draw the model and the number equations for this question: Kelly has 5 times as many stickers as Meiling. They have 300 stickers altogether. How many stickers does Kelly have? Pls help! Thnx

    asked by Lily on April 17, 2018
  32. Computer programming

    A university has 3000 students.These students are divided in four categories 1.B Tech 2.M Tech 3.Ms 4.Phd Draw a flowchart & algorithm to find percentage of the students in each category

    asked by Anonymous on July 14, 2017
  33. math

    Gisela finished washing 3/4 of her laundry. She washed 1/3 of this laundry today. Use a rectangle to draw a model to match your expression. What fraction of her laundry did she wash today?

    asked by Brandon on February 12, 2014
  34. English

    Check my answers: What circumstances prevented England from expanding its territories as quickly as other European nations? (10 points) Troubles with Wales and other small territories, plagues on the island territory, and Acts of Union agreements *Constant

    asked by MAN on August 30, 2014
  35. Math

    In this estimation, question gives your answers to one significant figure. A) If a cash point dispenses a £10 note every second, how long would it take to dispense a trillion pounds? B) An aircraft carries 47 tonnes of cargo. If each banknote has a mass

    asked by Adam on August 6, 2017
  36. Chemistry

    DECOMPOSITION OF NO2 (10/10 points) The decomposition of NO2 at room temperature exhibits the following variation in concentration with time: The concentration of NO2 is expressed in mol/liter, while time is expressed in seconds. [NO2] ln[NO2] 1/[NO2] Time

    asked by 3.091 on July 30, 2014
  37. math

    A passenger in an airplane flying at an alti- tude of 14 kilometers sees two towns directly to the left of the plane. The angles of depres- sion to the towns are 30◦ and 52◦. How far apart are the towns? Answer in units of ft.

    asked by Carter on April 7, 2010
  38. Calculus

    The base of a solid in the xy-plane is the first-quadrant region bounded y = x and y = x^2. Cross sections of the solid perpendicular to the x-axis are equilateral triangles. What is the volume, in cubic units, of the solid? So I got 1/30 because (integral

    asked by Ke$ha on May 2, 2017
  39. physics

    a particle of mass m moves in a x-y plane. The coordinates of the particle at any instant are given by x = acos(wt) and y = bsin(wt). where a,b,w, are constant. Determine the angular momentum of the particle with respect to the origin of the coordinate

    asked by Sarsi on October 21, 2013
  40. Physics

    Ball, with a weight of 200 grams, tied to a string rotates around in a horizontal plane. Period of rotation is 2 seconds. What is the force (in N) which acts on the string? The length of the string is 0.5 meters.

    asked by Steven on December 8, 2010
  41. Linear Algebra

    So I'm studying for my first exam and I'm stuck on this number. Given both lines: D1: (x,y,z) = (2,0,0) + k(0,3,0) D2: (x,y,z) = (2,0,2) + k(0,0,1) (a) Give the algebraic equation of the plane containing both lines. I know that I have to start off by

    asked by Robert on September 10, 2012
  42. physicS

    A block slides down a frictionless plane having an inclination of 14.6°. If the block starts from rest at the top and the length of this incline is 1.90 m, find the acceleration of the block. can someone just help me out with the equation I should be

    asked by West on November 3, 2010
  43. math

    Direct variation An airplane is traveling at a constant rate of 450 mi/h. Write an equation that shows how far the plane travels (D) in h hours. D = V * h = 450 h V is the speed, 450 miles/hour

    asked by joyce on August 5, 2007
  44. science

    A circular disk is rotating in a horizontal plane with a time period 3.14 second.At what distance from the center a coin of mass 10 gram may be kept so that the coin coin may remains stationary the coefficient of friction is 0.52?

    asked by Arave karn on December 18, 2014
  45. SOO URGENTT

    A circular loop lies with its plane normal to a magnetic field given by B=(0.200 - 0.0200t) T, where t denotes the time in seconds. The induced emf in the loop is 1.36 V. Calculate the radius of the loop.

    asked by Sandy on June 21, 2016
  46. Math

    Is (2,12) a solution to the given system? y>2x+4 yx+8 3x+y>2 y>-x+8 2x+3y≥7 y≤-3x+1 x-y≥-15 Melissa keeps a jar for holding change. The jar holds 21 coins. All of the coins are quarters and nickels. The total amount in the jar is $3.85. How many

    asked by Anonymous on December 20, 2016
  47. Chemistry

    The hybridization of nitrogen in FNO3 (or FONO2) I cannot for the life of me draw the spin diagram for the NO single bonds and NO double bonds. Sp2 hybridization?? I think? N is forming 3 sigma bonds and one Pi.

    asked by Jen on April 20, 2018
  48. math

    Cherish planted 12 flowers. She put the same number of flowers in each row. Draw a picture to show how she planted her flowers. Write an addition sentence to match your problem

    asked by Anonymous on August 31, 2015
  49. math

    A garden will be made up of a parallelogram, a rectangle and a triangle. The garden must have an area of 500m 2 . Draw two possible gardens. Determine the dimensions of each part of the garden, and justify your choice of these dimensions

    asked by joy on December 10, 2013
  50. Grade 8 Math

    A garden will be made up of a parallelogram, a rectangle and a triangle. The garden must have an area of 500m2. Draw two possible gardens. Determine the dimensions of each part of the garden, and justify your choice of these dimensions.

    asked by Robel Taame on November 23, 2013
  51. System Analysis &Design

    What should my entities be? Consider the following situation. A manufacture of computers receives orders from customers through its sales office. Each order can have several products in it (different types of computers, lap tops, monitors, and other

    asked by Lapri on April 27, 2009
  52. Economics

    no idea what to do guys, little help please 11. Answer the next three questions on the basis of the following production possibilities data for Francia and Galacia. All data are in tons. Francia production possibilities: A B C D E Soup 60 45 30 15 0 Nuts 0

    asked by Kyle on May 4, 2010
  53. mechanics

    a particle is moving with a velocity of 6m/s when subjected to an accelaration of -3m/s for 4 seconds.it then moves with a constant velocity for 2 seconds.draw a velocity-time graph.

    asked by ehm-zee on April 18, 2011
  54. Maths

    Draw and label a figure to represent the congruent triangle. Then find X and Y. Triangle YXZ congruent triangle CAB, m

    asked by Ola on June 7, 2017
  55. Math

    A bag contains 3 blue marbles, 4 red marbles, and 2 white marbles. Three times you draw a marble and return it. Find the probability. P(all white)

    asked by Justin on February 1, 2016
  56. sociology

    A representative form of democracy includes which of the following? (Points : 1) Ballot initiatives Public referenda Election of delegates Stakeholder collaborations MY answer stake holder collaborations Passage of the Comprehensive Environmental Response,

    asked by pls check on January 15, 2014
  57. Reading Skills

    This question is based on the following paragraph. (1) After my interview with these four young people, I reflected on the quiet sense of "difference" I sensed with many of these Upward Bound students. (2) As a college teacher who has also taught

    asked by Emily on April 2, 2014
  58. Reading Skills

    This question is based on the following paragraph. (1) After my interview with these four young people, I reflected on the quiet sense of "difference" I sensed with many of these Upward Bound students. (2) As a college teacher who has also taught

    asked by Emily on April 2, 2014
  59. English

    Guys! I have 2 essays due this week, 1 tomorrow and another on Friday. The first essay is an expository piece. (The relationship between a mother and her child is quite different to the relationship between a child and its mother. Explain the difference,

    asked by Peter on June 26, 2013
  60. route surveying

    A vertical parabolic sag curve is to be designed to connect a down-gradient of 1 in 20 with an up-gradient of 1 in 15, the chainage and reduced level of the intersection point of the two gradients being 797.7 m and 83.544 m respectively. In order to allow

    asked by Anonymous on February 10, 2016
  61. Surveying

    A vertical parabolic sag curve is to be designed to connect a down-gradient of 1 in 20 with an up-gradient of 1 in 15, the chainage and reduced level of the intersection point of the two gradients being 797.7 m and 83.544 m respectively. In order to allow

    asked by Anonymous on February 10, 2016
  62. Physics

    2300 Joules is used to lift a wheelbarrow through 4 meters up an inclined plane into a container. Why does the man use more joules (3500 J) to push the wheelbarrow?

    asked by Tia on February 19, 2017
  63. Physics

    A dog is sitting in front of a plane mirror. At a command it jumps at the mirror with a speed of 0.50 m/s. How fast does the dog approach its image?

    asked by Bob on May 31, 2012
  64. physics

    a uniform electric field of magnitude 2.5*10^4, makes an angle of 27 with a plane surface area of 0.0133m^2.what is the electric flux through the surface.

    asked by ike on March 6, 2011
  65. Physics

    2300 Joules is used to lift a wheelbarrow through 4 meters up an inclined plane into a container. Why does the man use more joules (3500 J) to push the wheelbarrow?

    asked by Kale on February 19, 2017
  66. Geometry

    Is it possible for a cross section of a cube to these shapes.... -pentagon -isosceles triangle -scalene triangle ..... If so, please describe how the plane intersects the cube. Thanks!!!!

    asked by Bridgett on January 16, 2013
  67. Physics

    An airplane with an airspeed of 66km/h lands on a runway where the wind speed is 28km/h .What is the landing speed of the plane if the wind is head-on?

    asked by Milly Mac on September 18, 2013
  68. Math

    line segment AB is parallel to line segment CD and AB is not equal to CD. Prove that A, B, C, and D must lie in a plane and form a trapezoid. I really don't understand and i need help, thanks.

    asked by Serenity on March 3, 2015
  69. physics

    A supply plane traveling 200 KM/hr need to drop supllys to a target 110 meters below. How many seconds before they are over the target do they have to drop the supplies?

    asked by Anonymous on September 21, 2010
  70. Trigonometry

    AN AIRPLANE IS FLYING AT A HEIGHT OF 1000 m. THE ANGLE OF DEPRESSION OF AIRPORT A FROM THE PLANE IS 15°. CALCULATE THE HORIZONTAL DISTANCE BETWEEN THE AIRPLANE AND THE AIRPORT.

    asked by Anonymous on June 16, 2016
  71. PreCal

    An airplane is traveling at 575 mph in the direction of S 83 degree W. The wind is blowing at N 35 degree W. What is the actual speed and direction of the plane?

    asked by Kate on April 27, 2016
  72. physics [vectors]

    The concept i get, but somehow i just can't execute this problem, please help me! You are given vectors A = 5.5 6.2 and B = - 3.7 7.4 . A third vector C lies in the xy-plane. Vector C is perpendicular to vector A and the scalar product of C with B is 19.0.

    asked by lina on August 31, 2009
  73. Geometry

    A coin of radius 1 cm is tossed onto a plane surface that has been tesselated by right triangles whose sides are 8 cm, 15 cm, and 17 cm long. What is the probability that the coin lands within one of the triangles?

    asked by Eunice on April 21, 2010
  74. physics

    A uniform electric field of magnitude 2.80×10 ^4 N/C makes an angle of 37 degrees with a plane surface of area 1.40×10−2 m^2. A)What is the electric flux through this surface? N * m^2/C

    asked by jazz on January 27, 2012
  75. physics

    The plane is flying horizonally at 40m/s at an altitude of 125 m when it drops a bomb. determine how far horizonally from the target you should release the bomb

    asked by Kylie on June 12, 2011
  76. science

    Your airplane just ran out of gas. Your plane is falling at a velocity of 80m/sec down. At that velocity, how long will it take your airplane to reach the ground?

    asked by Bokyung on October 4, 2012
  77. physics

    A uniform electric field of magnitude 2.80×104 makes an angle of 37 with a plane surface of area 1.60×10−2 .What is the electric flux through this surface?

    asked by David on February 5, 2012
  78. Pre-Calc

    Can someone please be kind and show me the steps on this? Thanks Find the equation of the circle centered at the origin in the uv-plane that has twice the circumference of the circle whose equation equals (u-5)^2 + y^2 =9

    asked by Ann on December 8, 2010
  79. maths

    let f(x,y)=sqrt (1-x^2-y^2) where x^2+y^2

    asked by simran on February 22, 2012
  80. math

    Positions of a woman and her dog at any time on the complex plane are z and 2z^2013 + z + 1, respectively. How many turns does the dog make around the origin if the woman goes once along the circle |z| = 1?

    asked by dayyann on May 3, 2013
  81. Social studies

    What geographic feature of the Ozarks is not also a feature of the Ouachita mountains a-plane techniques ...b-alluvial Plains C-rolling plains d-plateau

    asked by Anonymous on January 25, 2018
  82. Physics

    A uniform electric field of magnitude 2.70×10^4 N/C makes an angle of 37 degrees with a plane surface of area 1.60×10^−2 m^2 . What is the electric flux through this surface?

    asked by Cooper on January 24, 2012
  83. Pre-Cal.

    find the inverse of the following function. Find the domain, range,and asymptotes of each function. Graph both functions on the same coordinate plane. f(x)=3+lnx

    asked by phyllys on December 31, 2012
  84. central science

    what is the velocity of a plane that is 475m above the ground, if it drops a dead cat and the cat hits the ground 850m horrizontally from where it is droped

    asked by shaya on October 28, 2011
  85. math/geometry pls help

    A coin of radius 1 cm is tossed onto a plane surface that has been tesselated by right triangles whose sides are 8 cm, 15 cm, and 17 cm long. What is the probability that the coin lands within one of the triangles?

    asked by Eunice on April 21, 2010
  86. chemistry

    draw particle diagrams that account for the fact that 2 volumes of nitric oxide gas react with 1 volume of oxygen gas to form 2 volumes of product with no leftover gas

    asked by Paula on April 5, 2013
  87. science

    a radioisotope, Iodine-131, has a half life of 8.1 days. explain what this means. draw a particle diagram for a sample 12 particles of I-131 initially after 8.1 days and after16.2 days.

    asked by mason on May 24, 2016
  88. trig

    if sin23=p,write down the following in terms of P *cos113 *cos23 *sin46 so i draw the diagram an solve for x in terms of P an got 1-p so i don't know how to apply cos113and sin46 in terms of 23 or P but *cos 23 i wrote it as> 1-p/1 wch is 1-p

    asked by onika on April 5, 2015
  89. geometry

    a ladder is 15 ft long and is leaning against the wall. the top of the ladder is 12 feet above the ground. find the distance from the bottom of the ladder to the wall. draw and label a picture and show work....

    asked by rob on March 21, 2012
  90. Principles of Management

    Question 1 of 20 5.0 Points Which of the following is NOT a benefit of planning? A. Helps you check on your progress B. Helps you think ahead C. Helps you cope with uncertainty D. Helps you compare your results to a standard Reset Selection Question 2 of

    asked by Joel on April 22, 2013
  91. Pre-Algebra

    Bonita and Deion are using the spinners from the Making Purple game in Problem 2.1. They take turns spinning. If the colors on the two spinners make purple, Dion scores. If they do not make purple, Bonita scores. For this to be a fair game, how many points

    asked by Tari on May 4, 2011
  92. physics

    1.descibe the construction and working of machine used to generate high voltage? 2.draw electric lines between the plates of a parallel plate capacitor with 1(air) and 2(dielectric) as a medium? 3.near the surface of earth the field is about 100V/m. why do

    asked by edward on June 10, 2013
  93. chemistry

    my younger sister has a homework assignment to find out and draw the hazard symbols found on the following.... vinegar milk of magnesia toothpaste pickled onions orange juice washing powder soap lemonade .....we've looked around the house but nothing seems

    asked by aimee on September 25, 2007
  94. Introductory Physics

    I am really nervous about mathematics, so I just want to make sure I am doing these problems correctly. I figure if I am getting the incorrect answer, I must be doing them incorrectly and need to work on them some more. I THINK I have them correct, but I

    asked by Cecelia on March 30, 2011
  95. Physics

    A solid cylinder rolls down an incline plane without slipping. If the center of mass of the cylinder has a linear acceleration of 2.67 m/s2, what is the angle of the incline to the horizontal?

    asked by Mary on July 21, 2015
  96. 8th Algebra

    1) An airplane took 2 hours to fly 600 km against a head wind. The return trip with the wind took 1 2/3 hours. Find the speed of the plane in still air.

    asked by Joy on March 8, 2009
  97. chem

    An airplane is pressurized to 650mmHg , which is the atmospheric pressure at a ski resort at 1.30×10^4 altitude.If air is 21 % oxygen, what is the partial pressure of oxygen on the plane?

    asked by andy on July 10, 2010
  98. solid mechanics

    A body is subjected to two normal strains of magnitude Ex=0.001 & Ey=0.002. Determine the normal and shearing strains on a plane inclined to 30° with the Ex strain

    asked by raju on August 31, 2016
  99. physics help!!

    a plane moving horizontally at 120 m/s drops a package from an elevation of 240 m. How far did the package go before it hit the ground? Step by step directions please!

    asked by Hayden on October 20, 2008
  100. algebra 1

    In the standard (x,y)cooridniate plane the graph of (x-2)second power +(y+4 second power =9 is a circle. What is the area enclosed by this circle, expressed in sguare coordinate units? please help me?

    asked by elodie on April 24, 2011