Trig check my work please?
89,826 results, page 61

math
The data in the table are linear. Use the table to find the slope. X 2 4 6 8 Y 1258 A. 3/2 B. 3/2 C. 2/3 D. 2/3 Please help me work this out I don't know how to do this kind of stuff. Thank you in advance. 
Math work please help
Which two square roots are used to estimate the square root of 42 25and36 36and49 49and64 25and64 
Maths grade 8
Help how do I find "one exterior angle 180 interior angle" of 6,7, 9, 12 sides please show your work so I can understand thank you 
Trigonometry
A tree is 5.8 metres tall and casts a shadow, the Suns elevation is 55 degrees, what length is the shadow? How do I work this out please? 
Trigonometry
A tree is 5.8 metres tall and casts a shadow, the Suns elevation is 55 degrees, what length is the shadow? How do I work this out please? 
Dr.Bob
A 100.0 mL sample of 0.05 M NH3 is titrated with 0.10 M HCl. Determine the pH of the solution after the addition of 50.0 mL HCl. Here is my work: NH3 + H3O+ > NH4+ + H2O Before Addition: NH3= 0.005 mol H3O= 0 mol NH4+ = 0 mol Addition: NH3 = 0.005 mol H3O+ = 0.005 mol NH4... 
Math
A $15 item on sale for $12 is marked down what percent? 100 * $12 = $1200 $1200/$15 = $6000 Did I do the correct work, or is it this: 100 * $3 = $300 $300/$15 = $4500 Is the first work correct or is the second work correct? 
social studies please check!
1. Why did Harry Briggs and other parents sue the Summerton School District? A. They believed black schools weren't equal to white schools, so the schools should be integrated*** B. The state did not want to equalize the school work done by white and black schools C. They ... 
Calculus
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to three decimal places.) Between y = e^x and y = x for x in [1, 2] 
Ed Tech @Ms.Sue
Check my answers please Ms.Sue 1.Which of the following is and example of print media? A. a blog B. a newspaper** C. a magazine's website D. all of the above 2.Which of the following is an example of public service announcement, or PSA? A. a commercial advertising an unscented... 
accounting
On, April 1, 2015, Lester Company received a bank statement that showed a balance of $ 8,950. Lester showed a $8,000 checking account balance. The bank did not return check No. 115 for $750 or check No. 118 for $370.00. A $900.00 deposit made on March 31 was in transit. The ... 
Jiskha
This isn't a question but I just want to thank everyone who helps others out on here. It's great that you don't answer some people if they don't give their answer. People are here for help, not to cheat. And you helpers actually help them work it out or you check their answer... 
language arts (check answer)
please check this... which of the following shows a correctly punctuated compound sentence? A.As the miners,slept soundly,the thieves made off with all their supplies and gold. B.As the miners slept,soundly the thieves made off with all their supplies and gold. C.As the miners... 
English
Could you please check these sentences, please? Thank you. 1) It is advisable for you to do the exercise. 2) It would be better/best if he did the exercise. (but NOT for him to do) 3) It is difficult for him to do the exercise. It is easy for him to do the exercise. 4)I'm ... 
Chemistry check and help
what is ... Sodium bisulphate hydroiodic acid ammonium dihydrogen phosphate Zn(HCrO4)2 Calcium metal ferrous bromide sodium carbide phosphate radical Check... sodium bicarbonate NaHCO3 
chem/plz/check work studying for a final
what is the volume occupied by 16.0g ethane gas (C2H6) at 720 Torr and 18C? V=nRT/P conversion of mol: 16.0g C2H6 X 1mol C2H6/30.07g C2H6= .53mol C2H6 V= .53 mol(0.0821 L*atm/mol*K)(291)K / 720 Torr (1 atm/760Torr) V= 13.5 L 
chem/plz/check work studying for a final
what is the volume occupied by 16.0g ethane gas (C2H6) at 720 Torr and 18C? V=nRT/P conversion of mol: 16.0g C2H6 X 1mol C2H6/30.07g C2H6= .53mol C2H6 V= .53 mol(0.0821 L*atm/mol*K)(291)K / 720 Torr (1 atm/760Torr) V= 13.5 L 
english garmmar
please help me if this correct answer or grmmar question below. what is your purpose to visit to canada and provide your itenerary. my answer. i am going to canada for work since i have an employer for 2 years contract working. 2.what other country you wish to visit and who is... 
Physics
How much heat does a freezer need to remove from 1kg of water at 40°C to make ice at 0°C? (You will need to use the specific heat of water to drop the temperature first, before trying to make the phase change!) Show your work. Please help! Also, this site isn't about giving ... 
Trig #1
i don't know how to search for this question can somebody help plzz question is : List as many jobs as you that use trigonometry. net find out what specific training is necessary to be hired for eac job. This is to include the name of the major, the name of the degrees earned... 
Math, Trig/Pre Calc
You have been asked to build a ramp for Dan’s Daredevil Motorcycle Jump. The dimensions you are given are indicated below. Find the height and incline in feet. Round to the nearest foot One side is 200 ft.The angle between the hypotenuse and the side of 200 ft is 13 degrees... 
Sciance/Math
How how can i turn this formula into a simple word problem... Percent efficiency(e)= Work out (J) _____________ x100 Work in (J) 
adult education
I am doing a research for dissertation based on work life balance...can anyone help me ,work out on the title of poject,and where is the best place to search 
College Algebra
How do you work out this problem? 3x3 + 2x2 + 3x+2 I showed three different people my work an they said I did it wrong I am so confuse. 
English
Hi! ____ 1. Choose the answer that best matches the word in quotation marks. Walter Mitty the Undefeated, "inscrutable" to the last. (1 point) a) devilish b) mysterious c) notorious d) stubborn My Answer: D Could someone please check my answer? Thanks! 
English
Part 1: Poem Structure "Annbel lee" by edgar allen poe Check PLEASE?? In this part, you will analyze the structure of the poem. Please fill out the following. Title of Poem:Annabel lee Poet: Edgar allen poe Theme: potrait Type of Poem:Narrative poetry Style of Verse: free ... 
English
CHECK PLEASE?! Part 1: Poem Structure "Annbel lee" by edgar allen poe In this part, you will analyze the structure of the poem. Please fill out the following. Title of Poem:Annabel lee Poet: Edgar allen poe Theme: potrait Type of Poem:Narrative poetry Style of Verse: free ... 
Physic
A 10 kg box starts from rest and is then pulled horizontally 27 meters across the ground by a rope. The rope has a force of 100N applied to it and forms an angle of 50 degree to the ground. The coefficient of kinetic friction is 0.50 for this surface. (a)How much work is done ... 
Physic
A 10 kg box starts from rest and is then pulled horizontally 27 meters across the ground by a rope. The rope has a force of 100N applied to it and forms an angle of 50 degree to the ground. The coefficient of kinetic friction is 0.50 for this surface. (a)How much work is done ... 
Physics check
A speeder traveling at 41 m/s passes a motorcycle policeman at rest at the side of the road. The policeman accelerates at 3.3 m/s2. To the nearest tenth of a second how long does it take the policeman to catch the speeder? Im sorry I am new to physics this is my first year and... 
MATH!!
(1)At the begining of her math class, Mrs. Reno gives a warmup problem. She says, "I am thinking of a number such that 6 is less than the product of 7 and this number is 85." Which number is she thinking of? A11 B84 C13 D637 ___________________________________ (2)If x and... 
chemistry
Predict the precipitate that forms: HCl + AgNO3 > ??? i don't know what the answer is but i think it is Cing04 AgCl. You need to learn the solubility rules. If you don't have a web site I can give you one. hey watz up can you help me with a question please? If you have a ... 
ChemistryDr. Bob
Reacting 1 L of H2(g) with 1 L C2H2(g) (both at STP) results in the formation of 1 L of C2H4(g) if the reaction is maintained at the same conditions (STP) and goes to completion. If this reaction produced 6.3 kJ of heat (absorbed by the surroundings), calculate: a) the PV work... 
maths
twelve men take 6 hours to finish a piece of work. after the 12 men have worked for 1 hour, the contractor decides to call in 8 more men so that the work can be completed earlier. how many more hours would 20 men take to compete the remaining work? 
Essay Revisions
I've made the suggest revisions, as well as change and added somethings. Could you please check if I have fragments, pronoun agreements, run ons, and if I restated my thesis in my conclusion. Thanks! How Much Is Too Much? 
English
pLease check my answer Which sentence has a subject complement 1.The nurse felt my pulse 2.I felt much better. 3. The day ended with many surprises. 4. We can't leave without seeing her. I pick answer #1 
medical info mangement
please check my answer thanks True or False If John Dale is responsible for accounting services for Weston Hospital he's the hospital's chief fisnical officer. I picked True 
Dog Hunting Training
Please check my answer thanks :) Dogs must meet these qualifications to participate in AKC performace events ? My answer Be at least six months old and registered with the AKC 
history
please check this: The Spanish established outposts in the Southeast to a. trade with Native Americans b. encourage Spanish immigration c. search for prevsious metals d. protect its trade routes. i thnk the answe is A 
early childhood literacy
Are dottodot pictures,tracing, cutting and gluing all activities that develope writing skills. i am not show about Gluing as one can someone please check it for me 
PhysicsPlease help with formula
If I have an electric field around a charged object that is 2.95 x 10^6 N/C at a distance of 0.400m, how would I find the charge on the object? If you could just direct me with a formulathen I'll do it and check back with my answerThank you for you help 
grammar
Can you check this sentence, please? I know a little about helping injured and sick animals from volunteering at the social shelter. I look forward to learning more in school about how to treat animals. 
Algebra IIplease check
Write the polynomial in simplest form with roots 4, 5i and 5i(multiply it out so no parentheses remain (x4)(x+5i)(x5i)(NOT SURE ABOUT THIS ONE) (x4)(x^225i^22) (x4)(x^2+25) x^3+25x4x^2100 x^34x^2+25x100 Is this correct 
Chemistry(Please check)
I ahve to find the concentration of product, (Fe(SCN)^2+) at equilibrium. We have to use the equation k=A/C I have the value for k and A so my equation is 7917.6 = 0.453/C = 3586.67M Did I do the math correctly? 
Georgia State History
Officials whose jobs are not provided for in the constitution but are required by law are known as__. A. constitutional officers B. secretaries of state C. deputies ** D statutory officials please check my answer :) 
physics  please check my answer?
A 7kg mass on a 12 N/m spring oscillates with an amplitude of 23cm. What is the frequency of its oscillation in Hz? Find the period  2pi * sqrt(m/k) = 4.799 frequency = 1 / period = 0.208 Is that right? 
physics 1
A 64.4kg skateboarder starts out with a speed of 1.95 m/s. He does 119 J of work on himself by pushing with his feet against the ground. In addition, friction does 260 J of work on him. In both cases, the forces doing the work are nonconservative. The final speed of the ... 
Physics
A 57.4kg skateboarder starts out with a speed of 2.46 m/s. He does 114 J of work on himself by pushing with his feet against the ground. In addition, friction does 248 J of work on him. In both cases, the forces doing the work are nonconservative. The final speed of the ... 
algebra
could someone check my answers to these few questions? "What is the equation of the line, in slopeintercept form, that goes through the point (1, 8) with m = 3 ?" here's my work: y + 8 = 3(x + 1) [i put the values into the equation.] y = 3x + 5 [i multiplied 3 by 1 and ... 
Math Double Check Me Please
1.what is the slant height for the given pyramid to the nearest whole unit. pyramid base= 12 cm height=8 cm A.5 cm B.9 cm ***** C.14 cm D.10 cm What is the length of the diagonal for the given rectangular prism to the nearest whole unit? the unit is the length=6, width=5, ... 
Math Double check
Please double check me Find the median of the following set of numbers. 47, 20, 52, 35, 58, 57 A) 49 1/2 B) 47 C) 48 1/2 D) 52 Answer: c Which of the following numbers are integers? 2/3, 35, 0.093, 650, 42.5 A) 0.093 and 42.5 B) 35 and 650 C) 2/3 D) 650 Answer: A Determine ... 
English
Which sentence is correct? 1) Check the manufacturing dates of the products. or 2) Check the manufacture dates of the products. 
Science URGENT
Is there any website or any way I can get the science probe 10 check your understanding answers cause I want to check my answers? 
English
I urgently need you to check these sentences. Whad do you think I should do? 1) I graduated with honours in modern languages and I know how important memory is in learning a foreign language. 2) The headmaster of the school I'm teaching at has warned me not to check and ... 
English
Can you please help me check these sentences. Thank you for your help 1)Robotic planes are useful because they can fit in small places where humans cannot enter and scan areas to find possible survivors. 2) They are quick and small so they can manage to work in areas with ... 
Phsyics Plz Help
How many grams of carbohydrate does a person of mass 75 kg need to metabolize to climb five flights of stairs (15 m height increase)? Each gram of carbohydrate provides 17.6 kJ of energy. Assume 10.0% efficiency—that is, 10.0% of the available chemical energy in the ... 
Algebra
Solve. x3/15=1/3 I get 8 as an answer. Is this correct? If you substitute 8 for x, you'll find that 8 is not the correct answer. x  3/15 = 1/3 x = 3/15 + 1/3 x = 3/15 + 5/15 x = ______ Please post your answer and a teacher will be glad to check it. Does x=8/15? 
Please check my Algebra
Determine the maximum possible number of turning points for the graph of the function. f(x) = 8x^3  3x^2 + 8x  22 I got 2 f(x) = x^7 + 3x^8 I got 7 g(x) =  x + 2 I got 0 How do I graph f(x) = 4x  x^3  x^5? 
Math, please check answer
Find the slope of the line through the given points. ( 8, 2) and ( 8, 1) Since 88 is 0 would the slope be 0 or would there be no slope? 
Algebra2
can somenone please check my answer and if i'm doing it right.... The sum of a number and 17 more than twice the same number is 101. N+17(2)=101 N=67? N + (2N +17)= 101 3N = 84 Take it from there THANK YOU! =) 
Algebra; check please?
A television has a diagonal of 10 inches and a width of 8 inches. what is it's height? i think the answer is nine inches, am I correct? If I am not how do I find the answer? 
Physics(please check)
Solve for Q Q= sin^1 1.5/9.8 I got 8.80 Is this correct? I have a TI30 calculator and to do the sin^1 I pushed the 2nd button and then sin. I am not sure if this is correct. 
Math  check answer
Given v = 4t  9t3, find the acceleration when t = 1 s. acceleration in m/s2 = My Answer V'=427t2 V"= 54t V"(1)= 54 acceleration in m/s2 = positive 54 Can you please confirm this is correct???? Thanks 
Algebra 2
I am trying to find the inverse of these functions. Can someone please check my answers and tell me how to do number 2? 1. y=7^x y=log base 7 x 2. y=log base 1/2 x 3. y=2^(x)3 y=2^(x+3) 4.y=6+log x 
Physics
a 55 kg skateboarder starts out with a speed of 1.8 m/s. he does +80 J of work on himself by pushing with his feet against the ground. in addition, the friction does 265 J of work on him. in both cases, the forces doing the work are nonconservative. the final speed of the ... 
computer forensics
1.Check the operating system’s swap file. Using the WinHex to go through the swap file, have you found any interesting results? 2.Design a plan to check the ram slack and drive slack on your computer with the tool WinHex. Report your findings. 3. Use WinHex to check ... 
trig
The high level bridge, a railway bridge that crosses the Oldman River is over 1km long. From one point on the river, the angle of elevation of the top of the bridge is 62.6 degrees. From a point 20m closer to the bridge, the angle of elevation of the top of the bridge is 72.8 ... 
Math
Please check my work, thank you If $7,800 is deposited into an account paying 6% interest compounded annually (at the end of each year), how much money is in the account after 2 years? A=$8,268.00 Rewrite the statement, using percent notation. Out of every 100 eligible people... 
Mathematical methods
Following completion of your weekly readings, complete the exercises in the “Projects” section on page 397 of Mathematics in Our World. You should be concise in your reasoning. For Project #1, work only equations (a) and (c), but complete all 6 steps (af) as shown in the ... 
English
Could you please check these two sentences, please? Thank you. 1) When I set the table, I lay on the the table cloth, the cutlery, the napkins, the soup and dinner plates, the water and wine bottles, the oil and vinegar bottles, the pepper shaker and the salt cellar. (What ... 
Math
If we multiply "a" and "b",when will: a. the product be larger than both "a" and "b"? b. the Product be less than "a"? c. the product be less than "b"? d. the product be less than"a" and "b"? e. the product be greater than "a"? f. the product be greater than "b"? g. the ... 
Science physics
mandy drops a 2.0kg book from a height of 4.5m. how much work has gravity done on the book? M=2.0kg D= 4.5m Not actually sure what to do next. Because none of the formulas work. I need work but I don't even know the force. To find force I need mass which I have but I don't ... 
Physic (conceptsplease check my thoughts)
A net torque applied to a rigid object always tends to produce? a)translational acceleration b) rotational equilibrium c) rotational acceleration d) rotational inertia e) none of these work (c) Torque produces torsion and tends to produce rotation. The net torque acting on a ... 
physics
e4) a rope applies a horizontal force of 190 N to pull a crate a distance of 2 m across the floor. A frictional force of 50N opposes this motion a) what is the work done by the force applied by the rope? b)what is the work done by the frictional force? c)what is the total work... 
Physics
A rope applies a horizontal force of 208 N to pull a crate a distance of 1.91 m across the floor. A frictional force of 154 N opposes this motion. (a) What is the work done by the force applied by the rope? (b) What is the work done by the frictional force? What is the total ... 
algebra someone please help i cant get it
he is missing 3 cents to buy an ice cream bar. she is missing 5 cents to buy the same ice cream bar. they combine their money but they are still 1 cent short. how much is the ice cream bar? Check your last post. Please don't double post. 
Science  Please Check my Answer 2
My problem: One runner in a relay race has a 1.50 s lead and is running at a constant speed of 3.25 m/s. The runner has 30.0 m to run before reaching the end of the track. A second runner moves in the same direction as the leader. What constant speed must the second runner ... 
Math
Please help to convert the following(Show work please!!! 1.62500 Grams to kilograms 62500 Grams to Pounds 62500 Grams to Ounces 2.44500 Centimeters to meters 44500 Centimeters to yards 44500 Centimeters to Inches 
Math  Calculus
If 75100 dollars is deposited in an account for 13 years at 5.35 percent compounded continuously , find the average value of the account during the 13 years period. The average value in the account is ? ** im alittle confused in how to find the average value please help and ... 
Calculus
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Enclosed by y = x^2 − 4x + 1 and y = −x^2 + 4x − 5 
Calculus
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Enclosed by y = x^2 − 4x + 1 and y = −x^2 + 4x − 5 
calculus
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Between y = x2 − 4x + 1 and y = −x2 + 4x − 5 for x in [0, 3] 
Calculus
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Between y = x^2 − 4x + 1 and y = −x^2 + 4x − 5 for x in [0, 3] 
Math
Answer check please: Consider the circle (x3)^2 + (y+1)^2 = 169. The point (15,4) is on the circle. Find an equation for the line that is tangent to the circle at this point. I got y= 5/12x9/4. 
Math  check answer
Given v = 2t3 + 87t2  636, determine the acceleration for t= 1 s. acceleration in m/s2 = My Answer v'= 6t^2+174t V"= 12t V"(1) = 12 acceleration in m/s2 = 12 Can you please confirm this is correct.. Thanks! 
Physics
Please help. Thanks. 1. Volt meter measures the potential between two large parallel plates to be 60 volts. The plates are 3cm apart. Find the magnitude of the electric field between them. 2. What work is done when 5C is raised potential by 12.45 volts? * I really don't have ... 
Physics
Please help. Thanks. 1. Volt meter measures the potential between two large parallel plates to be 60 volts. The plates are 3cm apart. Find the magnitude of the electric field between them. 2. What work is done when 5C is raised potential by 12.45 volts? * I really don't have ... 
Art
Please help me I do connexus and this is the last quiz for the semester and I get it wrong then my grade will be a b and my dad will be mad. Individuals can use different criteria to analyze artwork. What would be an example of inappropriate criteria for analyzing this piece ... 
PreCalculus
Please check: 1.Find polar equation of x^2 + y^2 = 10y r^2 for x^2 + y^2 and sin(theta sin for y =r^2=10sin(theta) 2. y=5 r=5/sin 3. x^2+y^2 =x^2 + y^2 =2x+3y 
Math  check answer
Given s = 4t + 11t3, find the velocity when t = 1 s. velocity in m/s = My Answer: S'=4+33t^2 =4+33 =4+33 =37 velocity in m/s = 37 Can you please confirm this is correct. Thank you 
E.L.A. PLEASE CHECK!
Write S or F to identify each group of words as a sentence or a sentence fragment. Wish on that star. I think it is a sentence fragment (f) 
Physical ScienceCan someone check my answers?
1) The kinetic energy of an object depends on which of the following? A. the object’s mass and direction B. the object’s speed and mass C. the object’s work and direction D. the object’s speed and work 2) In the following situations, which one does not have ... 
English
Shall I replace the word counter with section? For example, "sweets section, pasta section"? Could you please check these sentences? 1) When I go to the supermarket, I get a trolley or a plastic basket first and then I go to the meat and fish section(/to the deli section). 2) ... 
psy
Please help, very lost Eric has computed that it takes an average (mean) of 17 minutes with a standard deviation of 3 minutes to drive from home, park the car, and walk to his job. One day it took Eric 21 minutes to get to work. You would use the formula for transforming a raw... 
psycholgy
Please help, very lost Eric has computed that it takes an average (mean) of 17 minutes with a standard deviation of 3 minutes to drive from home, park the car, and walk to his job. One day it took Eric 21 minutes to get to work. You would use the formula for transforming a raw... 
law
please check my answer thanks :) which is true of quashing 1.the pt has signed an authorization for relase 2. medical records have been subpoenaed 3. a malpractice suit has benn filed 3. a breach nof confidentiality has occurred. i said 2 none of the rally make sense to me 
U.S. History
please check this 1. The Great Awakening is best described as a. the conversion of thousands of Native Americans to Chrisitanity b. the shift of many New Englanders to the Quaker faith c. a total rejection of Puritian ideas d. a series of religious revivals in the British ... 
history
Rachel Carson's Silent Spring focused national attention on the a. harmful effect of chemical pesticides b. health hazards caused by air pollution c. proper disposal of toxic wastes d. problems of nuclear power plants A please check this 
English
Can you check these sentences for me, please? 1) He is carried to his new house. 2)He is impressed by them because they are more rational than he is.(than him?) 3)On (and not in) his last voyage he recognizes his similiarity with the animals. For this reason, he decided to get... 
English
Could you please check these other sentences? Thank you. 2)Then he describes his family and friends as ...... both in shape and disposition (rephrase) though more civilized and endowed with the gift of speech. These qualities, however, do not make them any better. Moreover, ...