1. Calculus

    Given: available material= 1200cm^2 Box w/ square base & open top Find: Largest possible value of the box Can anyone give me a detailed, step-by-step explanation for this problem. I'm studying for an exam and have been working on this for awhile. The help

    asked by M on April 10, 2012
  2. Pre-calc

    Hi Steve and Damon, if you're reading this, please take a look at my previous post because I had to apologize for my mistake. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ My Home Work Question: Suppose that α is an angle such that tanα=5/7 and sinα0. Find

    asked by chizoba on August 13, 2016
  3. Physics

    Power supplied to a particle of mass 2 Kg varies with time as p = 3t^2/2 watt. Here t is in seconds. If initial velocity = 0, find the velocity after 2s. Sorry for not proving my work. Frankly speaking I'm unable to solve any power questions. Any help

    asked by Mercury on November 7, 2014
  4. Science

    I am doing an extension to get into the AP Biology course offered by my school. This particular extension asked me to use vinegar and baking soda aswell as some basic scientific tools to find the concentration of acetic acid in vinegar. I wanted to know

    asked by Connor on April 24, 2016
  5. spelling

    My teacher wanted me to tell the class what Honolulu meant and Hawaii meant. I really had no idea want they ment, so when I got home I went on the computer to try to figure out the qestion. As I went on the computer I searched really hard but I could not

    asked by emma on November 18, 2007
  6. algebra

    you receive a $25 gift card to a sporting goods store for your birthday. yo are looking at skateboards and want to spend no more than $85 of your own money a. write and solve an inequality to find the prices p in dollars of skateboards you can buy b. what

    asked by blue13 on January 5, 2011
  7. pre calculus

    Environmental Concerns: The spread of oil leaking from a tanker is in the shape of a circle. If the radius r (in feet) of the spread after t hours is r(t) = 200sqrt t, find the area A of the oil slick as a function of the time t. I don't get this at all.

    asked by Matt on April 24, 2013
  8. Career Planning

    Miguel wants to work for a non-profit that helps homeless people find jobs and housing. What is guiding Miguel's career decision? his job outlook, his job environment, his lifestyle, his values If anybody got answers for the whole test I'd appreciate it

    asked by McManus missed a game winning FG on November 5, 2018
  9. Phyiscs

    A man claims he can safely hold on to a 9.7-kg child in a head-on collision with a relative speed of 112-mi/h lasting for 0.12 s as long as he has his seat belt on. (a) Find the magnitude of the average force needed to hold onto the child. HELP

    asked by Rick on November 25, 2009
  10. physics

    A motorcycle has a constant speed of 20.8 m/s as it passes over the top of a hill whose radius of curvature is 159 m. The mass of the motorcycle and driver is 387 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the

    asked by ben on October 9, 2012
  11. Physics

    Ok so I am not so bad at physics but I find it hard to understand formular like how to use this one mu *m*g= I know its somewhat related to friction but what is the mu stand for and g too IF someone could plzz translate these symbols to words I would

    asked by Pablo on October 17, 2010
  12. Reading/Maps

    This is what I have to do "Draw a map of mainland U.S.A. and show (draw)how the mississippi river divides the country (part of the labeling) and label both sides correctly." I was wondering if you can find me a map that way I can start it off like how

    asked by Anon on April 8, 2013
  13. trigonometry

    Using exact values,find the value of: (A=30degrees) sin 2A + tan 3A/2 - cos A + sec(A+15), when A= 30degrees There were no parentheses and no exponents. please help by showing the work in details. Thank you! I pluged in the numbers and got this I don't

    asked by alex on January 10, 2011
  14. physics

    Rocket-powered sleds are been used to test the responses of humans to acceleration. Starting from rest, one sled can reach a speed of 533 m/s in 2.45 s and can be brought to a stop again in 2.37 s. Find the acceleration of the sled while accelerating.

    asked by Bri on September 13, 2012
  15. Algebra 2

    A photocopying machine purchased new for $4500 loses $900 in value a each year. a. Find the book value of the machine after 18 months. b. When will the book value be $1200? Assume that each situation can be decribed as a linear equation HELP!!! I don't

    asked by Jessica on August 31, 2010
  16. physics

    When two identical ions are separated by a distance of 4.0×10^−10 , the electrostatic force each exerts on the other is 5.7×10^−9 . How many electrons are missing from each ion? what i did was used coulombs law to find the value of q1 and q2 , so

    asked by Cassie on January 13, 2011
  17. physics

    You are told that the linear "drag coefficient" due to air resistance for a particular object is 0.64 N · s/m and the object has a mass of 0.0010 kg. Find the magnitude of the terminal velocity of this object when dropped from rest. (Assume the object's

    asked by name on February 21, 2014
  18. Physics

    A box of mass m2 = 3.1 kg rests on a frictionless horizontal shelf and is attached by strings to boxes of masses m1 = 1.6 kg and m3 = 2.6 kg as shown below. Both pulleys are frictionless and massless. The system is released from rest. After it is released,

    asked by Madi on October 3, 2012
  19. Marketing

    The goal of target marketers is to develop unique marketing strategies that find unsatisfied customers to whom they can then offer superior value through more attractive marketing mixes. True or False I pick true please check my answer.

    asked by Timmy on May 27, 2017
  20. math

    a can of tennis balls consists of three spheres stacked vertically inside a cylinder the balls just Touch the top, bottom, and sides of the cylinder. A diameter of each ball is 6.67 cm. find The Following. use 3.14 for pie and round to the nearest

    asked by nunya on May 2, 2019
  21. Property of logarithms

    Using property of logarithms, how do I prove derivative of ln(kx) is 1/x First observe that ln(kx) = ln(k) + ln(x) then take derivatives. The ln(k) is simply a constant so it goes away. You could also derive it as d/dx ln(kx) = 1/kx * k by the chain rule.

    asked by Jen on October 20, 2006
  22. statistics

    Scores on a certain test are normally distributed with a variance of 14. A researcher wishes to estimate the mean score achieved by all adults on the test. Find the sample size needed to assure with 95% confidence that the sample mean will not differ from

    asked by Sarah on September 13, 2010
  23. anthropology

    A school paper I'm writing says I have to describe 2 reasons along with 2 examples why its important to have a code of ethics in anthology vs chemistry or physics. Only think I am coming up with as to reasons is because anthropologists deal with people

    asked by Rissa on September 26, 2017
  24. Organic Chemistry

    Does anyone know where I might find a step-by-step reaction mechanism for a polymer condensation reaction involving Hexamethylenediamine with Adipoyl Chloride (thus synthesizing Nylon 66)? If not, can anyone help list the steps that take place and why? Any

    asked by Zach on April 26, 2009
  25. physics

    A 200g mass is attached to a spring and allowed to execute simple harmonic motion with a period of 0.25seconds. If the total energy of the system is 2.0 joules, find the force constant of the spring and the amplitude of the motion.

    asked by Tina on December 3, 2017
  26. Algebra

    Swimming space. The length of a rectangular swimming pool is 2x-1meters, and the width is x+12 meters. Write a polynomial A (x) that represents the area. Find A (5) Answer: Area=(2x-1) (x+12)sq m A=2x(x+12)-1(x+12) =2x^2+24x-x-12 =2x^2+23x-12 sq m X=5

    asked by michelle on July 28, 2010
  27. math

    How much % above the cost price should a shopkeeper mark his good so that after allowing a discount of 10%, he should gain 26%? The diameter of a circle is 10cm. If the distance of a chord from the centre of the circle be 4cm then , find the length of the

    asked by rahim on December 20, 2015
  28. Calc

    Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = xy i + yz j + zx k S is the part of the

    asked by Anon on November 23, 2016
  29. subtracting fractions

    4/5-2/3=? Find the least common denominator of 5 and 3 so that you can convert the two fractions to fractions that have the same denominator, then you can subtract them. Repost if you still have trouble.

    asked by cassie on January 3, 2007
  30. 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
  31. business math

    Scientists estimate forests are being destroyed on Earth's surface at a rate of 149 acres per minute. Use unit ratios to find the number of acres to the nearest thousand being destroyed each day. I am completely stumped on this one. HELP!

    asked by tmouery on February 27, 2013
  32. Physic

    A plane progressive wave is represented by the equation: y= 0.1sin(200pi(t)-20pi/15(x)) where y is the displacement in metres, t is in seconds and x is the distance from a fixed origin O in metres. Find (i) the frequency of the wave, (ii) its wavelength

    asked by Johm on August 26, 2013
  33. Physics

    Roller Coaster Cart Mass = 200kg String Compressed by 5m Initial Velocity 25 m/s PE = 2,500 J KE = 62,500 J Use the law of conservation of mechanical energy to find the maximum radius the loop can have before the cart falls off

    asked by Scoop on October 17, 2012
  34. Math

    The length of a piece of cardboard is two inches more than its width. an open box is formed by cutting out 4 inch squares from each corner and folding the sides. If the volume of the box is 672 cubic inches, find the dimensions.

    asked by Khelany on September 6, 2013
  35. physics

    A team of dogs drags a 119 kg sled 2.1 km over a horizontal surface at a constant speed. The coefficient of friction between the sled and the snow is 0.172. The acceleration of gravity is 9.8 m/s 2 . Find the work done by the dogs. Answer in units of kJ

    asked by Anonymous on November 4, 2012
  36. eng091

    revise thesis statement Thesis sentence: When I order the liquors for my business I believe it is a useless expense of using the online service, because I have to order certain quantities from the liquor commission, but when parties are given for our

    asked by toni on May 16, 2013
  37. physics

    A student in the fitness center lifts a weight with m = kg from the floor to a height of meters in a time of seconds. Find the average power exerted by the student during this time. Give your answer in watts (W) and with 3 significant figures.

    asked by dali on February 28, 2017
  38. Geometry

    Make a conjecture for each scenario The square root of an even number The product of two odd numbers and a multiple of 2 Find one counterexample to show that each conjecture is false. For two real numbers a and b, a is either equal to b or greater than b.

    asked by Nautica on October 18, 2018
  39. college algebra

    By setting up and solving a proportion involving x, find the value of x for the car that you have chosen. State the type of car, the mileage, and show both the set up of the proportion and the steps to solve. Include units with your answer. How would I do

    asked by Stephanie on February 23, 2010
  40. Physics

    In deep space, a small rock orbits an asteroid. The circular, orbit radius (between their center of masses) is 1037 m and the velocity of the rock is 8.02 m/s. Find the mass (kg) of the asteroid. G=6.67x10^-11 m^3/kgs^2. I got 1.0x10^15 but that is

    asked by Sansa Stark on May 24, 2015
  41. statistics

    ten randomly selected people were asked how long they slept at night. The mean time was 7.1 hours and the (sample) standard deviation was 0.78 hours. Find the 95% confidence interval of the mean time. Assume the variable is normally distributed.

    asked by Asia on February 13, 2013
  42. physics

    A motorcycle has a constant speed of 21.6 m/s as it passes over the top of a hill whose radius of curvature is 100 m. The mass of the motorcycle and driver is 392 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the

    asked by Natalie on September 28, 2014
  43. Physics

    Two point charges q1 and q2 are held 4.00 cm apart vertically. An electron released at the middle point that is equidistant from both charges undergoes an initial acceleration of 8.95 X 10^18 m/s2 directly upward,parallel to the line connecting q1 and q2

    asked by sandhu on September 7, 2009
  44. trig

    A tree growing on a hillside casts a 121-foot shadow straight down the hill. Find the height of the tree (in feet) if the slope of the hill is 8 degrees and the angle of elevation of the sun from the horizontal is 50degrees.

    asked by joey on November 5, 2012
  45. Physics

    Two point charges q1 and q2 are held 4.00 cm apart vertically. An electron released 3 cm from the middle point that is equidistant from both charges undergoes an initial acceleration of 8.95 X 10^18 m/s2 directly upward,parallel to the line connecting q1

    asked by sandhu on September 7, 2009
  46. need good sites

    i'm looking to find a good site for learning the basics of biochemistry.... (high school level)... any recommendations? http://www.google.com/search?sourceid=gmail&q=basics%20biochemistry These search results have several sites that may help. =)

    asked by sciencestudent on February 13, 2007
  47. C++ Programming

    Where would I find a great video resource for learning Visual C++ for beginners? I'm a newbie and I'm looking in some code for a project on sourceforge that i'm interested in. however, I don't know C++ so i don't know how to contribute to this program.

    asked by David on November 16, 2010
  48. Standard Error Of Mean?

    In a random sample of 30 tires of the same type, it is found that the average life span of a tire is 36,200 miles with a standard deviation of 3,800 miles. Find the standard error of the mean. a 126.67 b 693.78 c 9.53 d 587.24

    asked by Help Please? on April 23, 2012
  49. Algebra 2

    In triangle ABC ,

    asked by Alea on February 24, 2016
  50. Math

    The game of euchre uses the 10s, jacks,queen,kings and aces from a standard deck of 52 cards. How many 5-card euchre hands have at least 2 red cards? Explain your reasoning. What is this question asking me to find, this is what I don't understand

    asked by Rose on March 21, 2016
  51. university of pheonix

    Post your responses to these questions: What differentiates the act of grouping people from the act of stereotyping? How can stereotyping affect group relations? Give an example of a stereotype you find in your everyday life. • Comment on the experiences

    asked by jaquil on September 21, 2008
  52. Friend need website

    my friend need website where he find detailed business process of the purchasing and production divisions of typical large scale hand-made jewelry business. it can be very detailed like 10-15 pages long. please give any site, he really need help

    asked by Mohammad on May 21, 2012
  53. physics

    A team of dogs drags a 119 kg sled 2.1 km over a horizontal surface at a constant speed. The coefficient of friction between the sled and the snow is 0.172. The acceleration of gravity is 9.8 m/s 2 . Find the work done by the dogs. Answer in units of kJ

    asked by Anonymous on November 4, 2012
  54. Algebra 1

    At takeoff, a plan flies at an angle of 10 debrees with the runway. After it has traveled a ground distance of 2,800 feet, find the vertical distance the plane has gained from takeoff. Round your answer to the nearest foot

    asked by Brian on May 10, 2012
  55. physics

    Imagine a Rip van Winkle type who lives in the mountains. Just before going to sleep, he yells, "WAKE UP", and the sound echoes off the nearest mountain and returns 7.6 hours later.Find the distance between Rip and the imaginary mountain.

    asked by Jim on April 29, 2012
  56. Maths

    Hi, I have to produce a sketch of a line that passes through the points (4,3) and (10,0), i have already worked its gradient out to be -0.5 and its y - intercepts as 5. For some reason i am having a mental block on the next bit! I need to add the line y =

    asked by Jas on July 12, 2010
  57. Chemistry

    The percentage of CHO in vitiamin C was determined by buring a simple weighing 2.00mg. The masses of carbon(iv)oxide and water formd are 3.00mg and 0.816mg respectively. From this, find the percentage of each element and the emperical formular of vitamin

    asked by Deborah on June 11, 2019
  58. physics

    A horizontal disc rotating freely about a vertical axis makes 90 revolutions per minute reduces to 60,then find the moment of inertia of the disc? 1. mr2 2. 3/2mr2 3. 2mr2 4. 3mr2 (the last ‘2’in each option should be considered as square, please)

    asked by hriday on December 27, 2008
  59. maths permutation & combination - answer pls check

    Your password for a given website is made up of three letters followed by four numbers. Find the number of possible passwords if there are no restrictions on what three letters and what four numbers can be used. Pls check if my answer is correct 26C3*10C4

    asked by matt on April 13, 2008
  60. precalc

    Old McDonald has 1000 feet of fencing, and wants to build a pen along the side of his barn that will have two separate areas- one for his pigs, and one for his cows. if only one of the fences is to run parallel to the barn, find the dimensions of the pen

    asked by adina on September 19, 2013
  61. algebra

    Two drivers travel 150 miles on a freeway and then stop at a wayside rest area. The first driver travels 5 miles per hour faster and arrives 1/7 hour ahead of the second. Find the average speed of each car.

    asked by mich on August 17, 2011
  62. Physics HELP

    Two blocks having mass m1 = 6 kg(m1 on ramp of 30 degrees) and m2 =3 kg are connected by a light rope and slide on a frictionless surface as in the figure below. A force F = 10 N acts on m2 at 20 degrees relative the horizontal. Find the acceleration of

    asked by Sabrina on October 7, 2014
  63. physics

    for this question A bullet is fired from a rifle that is held 1.8 m above the ground in a horizontal position. The initial speed of the bullet is 1120 m/s. Find why is the equation just (.5)(9.8)(t^2)=1.8 why don't we have to take in account for initial

    asked by Jordan on December 7, 2009
  64. physics

    a pitched ball is hit by a batter at a 45 degree angle and it just clears the outfield fence, 110m away. If the fence is at the same height as the pitch, find the velocity of the ball when it left the bat. Ignore air resistance.

    asked by sarah on September 4, 2014
  65. physics

    an elevator and its load have a total mass of 1000kg. find the tension in the supporting cable if the elevator originally moving downward at 10m/s is brought to rest with a constant acceleration after moving a distance of 50m

    asked by didi on August 25, 2013
  66. Physics

    For a standard production car, the highest road-tested acceleration ever reported occurred in 1993, when a Ford RS200 Evolution went from zero to 26.8 m/s (60 mi/h) in 2.557 s. Find the magnitude of the car's acceleration. Number Units the tolerance is

    asked by RW on August 31, 2013
  67. algebra 1

    Charles wants to build a vegetable garden such that three sides of the garden are fenced and the fourth side of the garden will be the existing back fence. He has 30 feet of fencing available. Find the dimensions of the garden that will produce the maximum

    asked by sridhar on September 13, 2009
  68. Physics

    Rocket-powered sleds are been used to test the responses of humans to acceleration. Starting from rest, one sled can reach a speed of 424 m/s in 2.35 s and can be brought to a stop again in 2.16 s. Find the acceleration of the sled while accelerating.

    asked by tgarci10 on September 4, 2012
  69. fundamentals

    A playground has its highest point 2.2m above the lowest point, and the slide is 4.9m long. If the average resistance to motion is one-fifth of the weight of the child(mass 40kg), find the speed at which the child reaches the bottom show working?

    asked by David on June 5, 2013
  70. 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 25, 2010
  71. chemistry

    Calculate the volume of fuel needed for a flight if the jet fuel has a density of 0.803kg/L.First use dimensional analysis to convert liter to grams.Then substract to find how many kilograms need to be added.then convert this mass into liters

    asked by treasa on September 9, 2014
  72. re -same question again

    sorry to post this question again but i am having trouble finding evidence of what jesus did not do . i don`t really understand the question like i mentioned in my last post does it mean that he did not get married or have children . i can`t find anything

    asked by zoe on September 24, 2008
  73. Physics

    a ball thrown horizontally from a point 40m above the ground,strikes the ground after traveling a distance of 9m. with what speed was it thrown? use g=10m/s^2 first i need to find the time so I used y=y_0 +v_0t +1/2at^2 -40=-1/2(10)t^2 t=8s then x=x_o+vt

    asked by Tammy on September 26, 2007
  74. physics

    The planetMars requires 2.35 years to orbit the sun, which has a mass of 2 × 1030 kg, in an almost circular trajectory. Find the radius of the orbit of Mars as it circles the sun. The gravitational constant is 6.672 × 10−11 N · m2/kg2 . Answer in

    asked by Alyssa on November 8, 2012
  75. business brainstorming

    Can anyone help me think of what a value chain analysiss would look like for a plywood mill? please dont give me links becuase Ive tried looking it up. I know I need to find primary and secondary activities to lead me to the anaylis. can anyone help? also

    asked by Maya on June 11, 2019
  76. physics

    A 2100 car starts from rest at the top of a 5.0m long driveway that is sloped at 20 degrees with the horizontal. If an average friction force of 4000N impedes the motion find the speed of the car at the bottom of the driveway.

    asked by Edward on October 16, 2012
  77. physics

    A motorcycle has a constant speed of 24.4 m/s as it passes over the top of a hill whose radius of curvature is 135 m. The mass of the motorcycle and driver is 364 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the

    asked by cswidener on May 25, 2011
  78. math

    A person rowed her boat upstream a distance of 45 mi and then rowed back to the starting point. The total time of the trip was 14 hours. If the rate of the current was 2 ​mph, find the average speed of the boat in still water.

    asked by Anonymous on April 17, 2016
  79. Business Math

    The Tao Inc. purchased an asset for $170,000 with a salvage value of $8,500 have a useful life of four years. Find the depreciation expense for the first year using the 150% declining blance method. a. $63,750 b. $63,500 c. $63,250 or d. $63,000

    asked by LaDonna on June 14, 2013
  80. Social Studies

    I have a question was Osceola a Seminole chief? My book says:"He had no claim on hereditary leadership among the Seminole, but his determination and charisma soon attracted a large following." When I google it it says he wasn't a chief on some sites and on

    asked by Sue on February 5, 2014
  81. physics

    From a 5 metre high smooth hill a 6 kg block slides down and stops somewhere on the horizontal ground. Effect of turning part is negligible. Find the work done while the block is pulled back from this position to the top of the hill.

    asked by anubha on September 23, 2014
  82. PHYSICS

    A block of mass'm'is dropped over a horizontal surface with an initial velocity'v'.the coefficient of kinatic friction is'u'(mev),while the acceleration due to gravity'g'before coming to rest the block travels a distance??how i can find the distance?please

    asked by M.sani on April 26, 2012
  83. physics

    The combined mass of a man and a chair suspended at the midpoint of a rope of negligible mass is 50 kilograms. The rope is connected to a weight of 4360 newtons hanging from a massless frictionless pulley. Find the angle.

    asked by Robert on January 20, 2014
  84. Physics

    At the airport, you pull a 15kg suitcase across the floor with a strap that is at an angle of 45 degrees above the horizontal. Find the normal force and the tension in the strap if the suitcase is pulled at a constant speed and the coefficient of kinetic

    asked by Alyyssa on November 20, 2015
  85. Trig/Pre-Calc

    $2500 is invested in an account at interest rate r, compounded continuously. Find the time required for the amount to (a) double and (b) triple. r=0.085 I know you use the formula A=Pe^rt and you would start by setting it up as follows:

    asked by Bradley on May 17, 2011
  86. Physics

    Two identical charged particles of mass m=1.6 kg and electric charge Q=-5.2 μC are placed on an frictionless 26° incline. One of them falls down to the bottom and stops against the wall. The other stays at rest in the middle of the incline as shown in

    asked by Alex on June 13, 2012
  87. Poem+ english+ check!!!

    The way a crow Shook down on me The dust of snow From a hemlock tree Has given my heart A change of mood And saved some part Of a day I had rued. Hi I need to find the rhyme scheme of the poem. is it ABABCDEF is that right? The rhyme scheme here is

    asked by cluless when it comes to poetry! on December 18, 2006
  88. physics

    Find the acceleration down the ramp: skateboarder starts from rest at the top of a 12.5 m slick ramp that makes a 25 degree angle with the horizontal. (coefficient of rolling friction is negligible). Combined mass of skateboarder and skateboard = 75 kg.

    asked by chelsie on November 20, 2010
  89. algebra 2

    a survey of 20 colleges found that seniors graduated with an average $12000 in debt from student loans. The debt was normally distributed with a standard deviation of $3200. Find the probability that a senior graduated owing more than $16000.

    asked by dee on January 12, 2017
  90. Calc

    Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = xy i + yz j + zx k S is the part of the

    asked by Taylor on November 23, 2016
  91. geography and world Cultures

    Identify three various functional factors that affect Egypt's regionalization. These are the connections based around central points. Find a functional factor that connects Egypt to Africa, to Europe, and to Southwest Asia I have been stuck on the above

    asked by Meageb on January 17, 2012
  92. maths

    If a boy standing on the assembly ground looks at tje school flag from an angle of 32°and the length of the pole is 90cm.find the distance of the pole from the boy,to the nearest signifant figures using elevation and depression method

    asked by favour on August 5, 2019
  93. Math

    A circular piece of wire has a radius of 12 cm. This is cut then bent to form an arc of a circle whose radius is 60 cm. Find the angle subtended at the centre by this arc. Give your answer to the nearest degree. Please show working out Thank you so much!

    asked by Candice on December 9, 2011
  94. Math

    Find the constant of variation, K,for y = -8 varies directly when x = 12. Write an inverse variation to model the situation and answer the question. Two rectangular fields have the same area. One measures 75yd by 60yd. If the other has a length of 75yd,

    asked by ThatImNeverChangingWhoIAm on May 26, 2018
  95. Maxima, Stationary Points

    Long shot but does anyone have experience of using Maxima (maths program) for finding stationary points. My user guide offers no help, ive tried to manipulate the following derivative to find the stationary points however its not proving helpful.

    asked by Mat on March 5, 2016
  96. Algerbra

    I have put together the math in words, please help me show the work in a math format. Info below To find the population growth rate subtract the population of 2006 from 2007. Divide that answer by the 2006 population. Australia’s growth rate from 2006 to

    asked by Vision/Help on October 31, 2007
  97. help me with this language arts.

    Multiple Choice Vocabulary 1. Another word for buoyed is (1 point) tired. bothered. lifted. 2. If someone is an optimist, he is generally (1 point) happy. distant. outgoing. disappointed. 3. Something that is nutritious is (1 point) hard to find. good for

    asked by josh on February 23, 2014
  98. Math (check answers)

    ultiple Choice 1. What is a reasonable distance between two cities? (1 point) 200 km ** 200 m 200 cm 200 mm 2. Which value correctly completes the statement? 6,501.5 km = ______ m (1 point) 6,501,500 ** 65,015 650,150,000 650.15 3. Find the perimeter of

    asked by maggie on March 27, 2017
  99. english

    Please help me to correct grammar Task 3 – Unit review (Summary and critique) According to Brown and Hood’s “Academic Encounters: Life in Society” (2002), Intermediate to High Intermediate Level, includes unit 1: Belonging to a group, consists of

    asked by kar on February 11, 2010
  100. Math

    Victoria has a 2-pound package of flour. She uses 2/5 of the flour to make bread. Find the weight of the package of flour that she has left. Express your answer as a decimal.

    asked by Elizabeth on December 21, 2016

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