1. Math

    Matchstick Rings each pattern of square rings has been made with matchsticks which are all the same length. If the length of one side of a square ring is "m" matchsticks, try to find a formula, in terms of m, for each of the following: a) The outer

    asked by Sandy on August 2, 2016
  2. math,algebra

    can someone just set up the equations for me for this problem. thanks... Problem #1 A plane took 1 hour longer to travel 560 miles on the first portion of a flight than it took to fly 480 miles on the second portion. If the speed was the same for each

    asked by jasmine20 on April 17, 2007
  3. math

    A softball diamond is a square with sides of 60 feet long. How far is home plate to second base? Round to the nearest tenth if necessary. 60 Home plate, first base, and second base form a right-angled triangle, with home plate to second as the hypotenuse.

    asked by ana on April 9, 2007
  4. Math

    A city planning engineer in Cleveland must check the 10 angles that make up the three intersections on the map of downtown. If any of the angles formed by the intersections of the streets is greater than 135°, different road signs have to be used due to a

    asked by finna on May 22, 2018
  5. English

    Can you please check these sentences for me, please? I rephrased the beginning of "The talented Mr Ripley". 1)The scene is set at the seaside on a small motor boat. Dickie, the son of a millionaire, is excited at the idea of going for a ride offshore. 2)

    asked by Franco on November 21, 2010
  6. Astronomy

    The Universe is filled with a frozen in Higgs condensate. If this were to suddenly disappear/evaporate, what would happen? (a) All bound matter—nucleons (made of quarks), nuclei (made of nucleons), atoms (made of nuclei and electrons), people (made of

    asked by qwerty on October 1, 2013
  7. statistics

    Identify the conditions of the independent variable , the dependent variable , their scales of measurement , which measure of central tendency and variability to compute and which scores you would use in the computation . We test whether participants laugh

    asked by pam on January 23, 2016
  8. Physics

    In exercise physiology studies, it is sometimes important to determine the location of a person's center of gravity. This can be done with the arrangement shown in the figure below. A light plank rests on two scales that read Fg1 = 440 N and Fg2 = 320 N.

    asked by Angela on February 1, 2015
  9. applied math

    You are wallpapering a 10-foot long wall. The wall is 10 feet high, and without doors and windows. The solid-colored wallpaper you've selected is 30 inches wide and comes in 20-foot rolls. How many widths of paper will it take to cover the wall? How many

    asked by sara on January 23, 2015
  10. calculus

    a bomb is drooped from an airplane at an altitude of 14,400 feet. how long will it take to reach the ground? (Because of the motionof the plane, the fall will not be vertical, but the time will be the same as that for a vertical fall.) the plane is moving

    asked by marlyn on December 5, 2009
  11. physics

    I am 6 feet tall,weigh 69kg slipped and fell flat in 2 seconds,hitting iron bar on side of stairs.What is the force of impact on the soles at the time of impact at the end of 2 seconds? PS:this really happened that has destroyed my soles from the force of

    asked by arun on February 7, 2016
  12. Math

    13. A catapult launches a boulder with an upward velocity of 148 ft/s. The height of the boulder (h) in feet after t seconds is given by the function h = –16t² + 148t + 30. How long does it take the boulder to reach its maximum height? What is the

    asked by Jim on March 11, 2013
  13. Calculus

    a bomb is dropped from an airplane at an altitude of 14,400 feet. how long will it take to reach the ground? (because of the motion of the plane, the fall will not be vertical, but the time will be the same as that for a vertical fall.) the plane is moving

    asked by Anonymous on November 1, 2009
  14. calculus

    A patrol car is parked 50 feet from a long warehouse The light on the car turns at a rate of 30 revolutions per minute. How fast is the light beam moving along the wall when the beam makes the fol­ lowing angles with the line perpendicular from the light

    asked by Brian on November 3, 2016
  15. Math

    Before a football game, a coin toss is used to determine which team will kick off. The height h (in feet) of a coin above the ground t seconds after being flipped up into the air is given by the following equation. h = -16t2 + 34t + 15. How long does a

    asked by Mark on September 28, 2012
  16. math

    1.What are the mean,median,mode and range of the data set given the altitude of lakes in feet:-9,-36,-23,-8,-17,-52,-27,and-36? 2.Given the data 21,13,13,37,13,23,25,15 a.What is the outlier in the data? b.what is the mean with the outlier? c.what is the

    asked by stupid lame fat on April 9, 2017
  17. chemistry

    I did a lab in chemistry in which 15-mL jumbo Beral pipets with acetone was heated in boiling water until all of the liquid evaporated. Then the pipets were placed into room temperature water so that the evaporated liquid turns into condensed vapor. The

    asked by Jerry on September 24, 2008
  18. Physics (Help Please)

    An astronaut of mass 84.0 kg is taking a space walk to work on the International Space Station. Because of a malfunction with the booster rockets on his spacesuit, he finds himself drifting away from the station with a constant speed of 0.570 m/s. With the

    asked by Christian on April 8, 2014
  19. College Physics

    An astronaut of mass 84.0 kg is taking a space walk to work on the International Space Station. Because of a malfunction with the booster rockets on his spacesuit, he finds himself drifting away from the station with a constant speed of 0.570 m/s. With the

    asked by Christian on April 10, 2014
  20. Social Studies (Help!)

    Which of the following describes how farmers and ranchers changed the Great Plains? The land became difficult to farm. Farmers and ranchers began fencing the land. The area turned into a desert. The area became an important buffalo preserve. I don't know

    asked by Anonymous on March 31, 2018
  21. Math

    Jayce wants to paint her room Duke Blue.Her room is 12 ft long ,12 ft 10inches wide, and 10ft high.If Dylan insists she paint her ceiling white, about how many cans of blue paint will she need to buy to paint the walls.One can covers 120 square feet.

    asked by Anonymous on March 26, 2014
  22. Physics

    Every once in a while a bird will get hit by a baseball during a baseball game. The longest home runs in baseball land about 500 feet (which is 152.4 meters) from home plate. If these balls leave the bat at a 45 degree angle to maximize their distance,

    asked by Dan on March 27, 2013
  23. Physics

    Every once in a while a bird will get hit by a baseball during a baseball game. The longest home runs in baseball land about 500 feet (which is 152.4 meters) from home plate. If these balls leave the bat at a 45 degree angle to maximize their distance,

    asked by John on March 12, 2013
  24. physics

    a climber with a weight of 441 N is held by a belay rope connected to her climbing harness and belay device; the force of the rope on her has a line of action through her center of mass. The indicated angles are θ = 45˚ and φ = 25˚. If her feet are on

    asked by john on April 7, 2011
  25. physics

    a climber with a weight of 590 N is held by a belay rope connected to her climbing harness and belay device; the force of the rope on her has a line of action through her center of mass. The indicated angles are θ = 35˚ and φ = 35˚. If her feet are on

    asked by ANS on April 1, 2013
  26. Math (Area of Shapes)

    Suppose that when pizza dough is rolled out it costs 25 cents per square foot, and that sauce and cheese when spread out on a pizza have a combined cost of 60 cents per square foot. Let's say sauce and cheese are always spread out to within 1 inch of the

    asked by Chelsea on October 28, 2012
  27. The Tangent Function

    Bobby is standing near a lighthouse. He measured the angle formed from where he stood to the top of the lighthouse and it was 30 degrees. Then he backed up 40 feet and measured the angle again and it was 25 degrees. Solve the height of the lighthouse.

    asked by Isis on November 9, 2016
  28. D J HIGH SCHOOL SOST GOJAL PAKISTANmaths trignometry

    from an observation point the angle of depression of two boats in line with this point are found to 30 degrees and 45 degrees .find the distance between the two boats if the point of observation is 4000 feet high.

    asked by tasleem asghar on December 10, 2014
  29. Physics

    a television antenna is on the roof of the building. from a pt. on the ground 36.0 feet from the building , the angle of elevation of the top and the bottom of the antenna are 51 degree Celsius and 42 degree Celsius respectively. how tall is antenna?

    asked by Jo Rellama on June 24, 2012
  30. math

    TWO PARTS: 1)Derrick's garden is 18 1/2 feet long. He plants bulbs 3/8 of a foot apart. How many bulbs can Derrick plant in one row? 2)Derrick plants three rows of bulbs that cost $0.79 each. How much does he spend on bulbs? Thank You!!

    asked by kymy on November 14, 2014
  31. Math

    A firecracker is launched straight up, and its height is a function of time, h(t)= -14^2 + 112t, where h is the height in feet and t is the time in seconds with t=0 corresponding to the instant it launches. What is the height 5 seconds after launch? What

    asked by Tim on July 8, 2011
  32. Geometry

    A man is sitting by a pool. He looks up at an angle of elevation of 18 degrees at a bird in a nest at the top of a tall tree. Since the man is 200 feet from the bird's tree. How tall is the tree?

    asked by hope on March 9, 2012
  33. math

    3. new flowers are being planted in a circular flower bed with a 14 foot diameter if each flower requires 2 square feet of space about how many flowers can be planted? a.308 flowers b.154 flowers c. 77 flowers d. 66 flowers

    asked by j-man lbj on March 19, 2018
  34. geometry

    A 6-foot ladder touches the side of a building at a point 5 feet above the ground. At what height would a 15-foot ladder touch the building if it makes the same angle with the ground as the shorter ladder?

    asked by Angie on January 14, 2010
  35. math

    Christa is standing on the top of head of gladwyn's shadow. If christa is 5 ft tall and Gladwyn's height is 6 feet and the length of their shadows combined is 15 ft, find the length of Christa's shadow

    asked by m on February 29, 2016
  36. social studies

    can someone please check my answer and if i go them wrong can someone help me 1.Which statement best describes the relationship between the Tudor monarchs and Parliament? A. Tudor monarchs rarely consulted Parliament on important matters. ***** B.

    asked by Anonymous on December 19, 2018
  37. mangerial econ

    The MorTex Company assembles garments entirely by hand even though a textile machine exists which can assemble garments faster than a human can. Workers cost $50 per day, and each additional laborer can produce 200 more units per day (the same for each

    asked by julie on May 20, 2009
  38. com155

    I need helping pointing out all the verbs and tenses. My education plays (present tense) a very important role in my life. It will be (future tense) a major role in my successful financial planning. I have completed (present perfect tense) a personal

    asked by kelbie on January 23, 2011
  39. PHYSICS PLEASE HELP

    A 60.8-kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does -278 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by KS on April 22, 2015
  40. physics

    A 64.2-kg skateboarder starts out with a speed of 2.21 m/s. He does 98.0 J of work on himself by pushing with his feet against the ground. In addition, friction does -276 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by Cameron on January 11, 2017
  41. Physics

    A 64.4-kg skateboarder starts out with a speed of 2.11 m/s. He does 81.6 J of work on himself by pushing with his feet against the ground. In addition, friction does -289 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by P on December 5, 2012
  42. PHYSICS

    A 60.8-kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does -278 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by KS on April 22, 2015
  43. physics

    A 64.2-kg skateboarder starts out with a speed of 2.21 m/s. He does 98.0 J of work on himself by pushing with his feet against the ground. In addition, friction does -276 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by Tyler on January 12, 2017
  44. PLEASE HELP

    A 60.8-kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does -278 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by KS on April 22, 2015
  45. math

    A 10-foot ladder is leaning against a wall. The base of the ladder is 2 feet from the base of the building. How far up the building does the ladder fall?

    asked by marcia jones on March 19, 2019
  46. math

    A 10-foot ladder is leaning against a wall. The base of the ladder is 2 feet from the base of the building. How far up the building does the ladder fall?

    asked by syria on March 8, 2017
  47. 8th grade math

    if a person is 6 feet tall and casts a 9 foot shadow, how tall would the shadow of a 100 foot tall tree be?

    asked by liz on December 4, 2011
  48. math

    A 10-foot ladder is leaning against a wall. The base of the ladder is 2 feet from the base of the building. How far up the building does the ladder fall?

    asked by Angel on March 22, 2016
  49. math

    lauren wants to put a border around the perimeter of her room.the room is 13feet long and has a perimeter of 48 feet.how long is the room?

    asked by kay on September 24, 2007
  50. math

    1. Corey needs 24 boards that are 47.5 inches How many feet of board should he buy and then explain. 2. If you can only buy 8 foot boards, how many should he buy? and then explain.

    asked by Karen on January 24, 2013
  51. Math

    0-foot ladder is leaning against a wall. The base of the ladder is 2 feet from the base of the building. How far up the building does the ladder fall

    asked by Anonymous on April 20, 2016
  52. Physics (Stress & Strain)

    A steel bar has a rectangular cross section measuring 1.000cm by 2.500cm and is 8.100m in length. A load of 150000.000N causes the bar to extend 2.000mm. Calculate the stress and strain. Area = l*w = 1.000cm*2.500cm = 2.500cm = 0.025m = 0.025m*8.100m =

    asked by Danny on June 24, 2013
  53. Calculus, HELP!!

    1) A rectangular page is to contain 24 square inches of print. The page has to have a 6-inch margin on top and at the bottom and a 1-inch margin on each side. Find the dimensions of the page that minimize the amount of paper used. 2) A cable runs along a

    asked by Henry on March 5, 2015
  54. Math

    An open rectangular tank (no top) with volume 11 cubic meters has a square base. The base has side x m. Write an equation for the surface area of the tank as a function of the length x. Surface Area = ? b. The base costs 1.1 cents/square m and the sides

    asked by Andrew on February 17, 2014
  55. Algebra

    Suppose you want to enclose a rectangular garden plot against a house using fencing on three sides, as shown at the left. Assume you have 50 ft. of fencing material and want to create a garden with an area of 150 ft². A. Let w = the width. Write an

    asked by Sophia on December 1, 2015
  56. Math

    Two shaded identical rectangular decorative tiles are first placed (one each) at the top and at the base of a door frame for a hobbit’s house, as shown in Figure 1. The distance from W to H is 45 inches. Then the same two tiles are rearranged at the top

    asked by Edgar on November 28, 2016
  57. Economics

    Four roommates are planning to spend the weekend in their dorm room watching old movies, and they are debating how many to watch. Here is their willingness to pay for each film: Film Orson Alfred Woody Ingmar 1st. $7 $5 $3 $2 2nd. 6 4 2 1 3rd. 5 3 1 0 4th.

    asked by Anonymous 2 on July 13, 2010
  58. Terminal Velocity

    How can u determine that a falling object has reached terminal velocity from a velocity time graph of its motion? u can determine if a falling object has reached terminal velocity from a velocity-time graph of its motion by its stop of acceleration. The

    asked by Teya on November 30, 2010
  59. Math

    Could someone verify the answers. I don't know question C and D Thank you! 1. In physics, the formula for centripetal force is F = mv^2/ r where m is the mass, v the velocity, and r the radius. a) Find the length of a string when a mass of 2.4kg is being

    asked by Casey on January 12, 2012
  60. Algebra

    Jim is installing ceramic tile behind his kitchen sink. Each tile is a square with side length 4 1/4 inches. For each tile, he allows an additional 1/8 inch per side for the grout between tiles. How many tiles should he buy if the space measures 2.1 square

    asked by moo on October 24, 2007
  61. MaTh

    need help with word problem The Parks Department is planting a circular garden in the city park. The diameter of the garden is 10 feet. The concrete mowing strip is around the garden is one foot wide. What is the area of the mowing strip? A= 3.14 x 6

    asked by Amy on August 22, 2013
  62. TRIG

    A circular power saw has an 8-1/2 inch diameter blade that rotates at 4400 revolutions per minute. a)Find the angular speed of the saw blade in radians per minute. b)Find the linear speed in feet per minute of one of the 24 cutting teeth as they contact

    asked by Daisy on September 23, 2012
  63. math

    write each ratio in simplest form..1) 2 yards to 15 feet.2) in a survey,9 out of 10 doctors recommended a certain medicine.if 80 doctors were surveyed,how many doctors recommended the medicine? 3)find each unit rate.travel 804 miles in 16 hours.4) the mass

    asked by angie on December 21, 2013
  64. math

    The stopping distance d of a car after tehe brakes are applied varies directly as the square of the speed r. If a car traveling 50 mph can stop in 140 ft. How many feet will it take the same car to stop when it is traveling 70 mph? I did everything and I

    asked by Kay on July 3, 2009
  65. bill of rights

    im having trouble with these questions...i need to know what ammendment fits the statement... 1. A united states representative prohibited a local newspaper from printing an editorial that was critical of her record. 2. Congress told the state of Montana

    asked by logan on March 2, 2007
  66. GEN MATH

    Solve the ff. problems below. Show your complete solution: 1.) A number added to four times its reciprocal is equal to the sum of 3/2 and the quotient of two or more than three times the same number and four. 2.) A car travelled the first 240 kilometers at

    asked by lab on July 31, 2016
  67. math/geometry

    Two boxes must be wrapped. Both boxes are right rectangular prisms. The smaller box has a length of 12 inches. The larger box is similar to the first and has a length of 48 inches. Find the ratio of the amount of paper needed to wrap the large box to the

    asked by me on March 24, 2011
  68. maths

    A swimming pool has two identical sides in the shape of a trapezium. All other sides are rectangular. The length of the pool is 12m. The width of the pool is 4m. The depth of the pool is 2.1m at the deep end and 1.1m at the shallow end. Rafa fills the pool

    asked by lissa on October 28, 2011
  69. Language

    Which word in the following sentence restates the word spry? My grandmother who keeps active by jogging and playing tennis is as spry as a teenager. grandmother who keeps active*** sab-o-tage n 1. any interference with production work in a factory,

    asked by Hayley on August 8, 2017
  70. stats

    in major league baseball there are two leagues that compete to make the play offs the american league has three divisions the east and cental divisions with 5 teams each ad the west division with 4 teams the national league is made up of the east and west

    asked by lisa on March 15, 2011
  71. math

    Use the formula S equals 2 left-parenthesis l w right-parenthesis plus 2 left-parenthesis l h right-parenthesis plus 2 left-parenthesis w h right-parenthesisto find the surface area of a rectangular prism with the following dimensions: length = 2 cm width

    asked by kim on March 9, 2018
  72. AP US History

    In the early 19th century, Americans sought to resolve their political disputes through compromise, yet by 1860 this no longer seemed possible. Analyze the reasons for this change. Im having problems finding information to support this. This is my

    asked by Morgan on January 3, 2013
  73. home economics - PLS help

    Need help with some economics problems and wondering if anyone can help. 1- ) Consider a farmer who has access to a bond market where she can borrow or lend at the interest rate R. Assume also that her money holdings (nominal balances) and the price level

    asked by MW on September 28, 2011
  74. Math

    An inherited trait that helps an organism survive and reproduce is called A. an adaption B. a species C. an evironment D. a niche A? 2. Which best describes the way structural adaptions occur? A. quickly in a shor period of time B. slowly over thousands of

    asked by Brayden on January 31, 2012
  75. math

    If a ball is thrown straight up into the air with an initial velocity of 95 ft/s, it height in feet after t second is given by y=95t–16t2. Find the average velocity for the time period begining when t=1 and lasting (i) 01 seconds: (ii) 001 seconds: (iii)

    asked by Jin on August 11, 2010
  76. math

    In any triangle the sum of the measures of the angles is 180. In triangle ABC, A is three times as large as B and also 16 larger than C. Find the measures of each angle. I also would like to know how to solve these problems: In isosceles trapezoid ABCD,

    asked by Faye on October 4, 2008
  77. Lang Arts

    STORIES OF USEFUL INVENTIONS, excerpt By S. E. Forman 1911 THE MATCH There never was a time when the world was without fire, but there was a time when men did not know how to kindle fire; and after they learned how to kindle one, it was a long, long time

    asked by Anonymous on October 30, 2016
  78. Texas State History/Social Studies

    Compare the Constitution of 1824 with the U.S. Constitution in terms of individual rights, religion, power of the president, and the right to possess firearms. From what I have found, the Constitution of 1824 does not mention anything about the right to

    asked by ILTHSM_ on October 30, 2018
  79. trig

    How fast is a bicycle traveling in feet per second if a wheel has a 21-in. diameter and the angular speed of the wheel is 33 radians per second? The speed of the bicycle is the same as the linear speed of a wheel.

    asked by Kim on September 11, 2007
  80. Algebra

    Tom has a 15 foot ladder that he leaned against the wall of his house. Tom put the base of the ladder 3 feet away from the house. How far up The house is the top of the ladder?

    asked by Carmen on October 9, 2012
  81. Algebra

    A board 5 feet long is cut into two pieces such that the length of one piece is two-thirds of the length of the other piece. Find the length of the shorter piece of board

    asked by Chanelle on January 29, 2013
  82. English

    What is the irony is this passage? In that direction, my windows commanded an unobstructed view of a lofty brick wall, black by age and everlasting shade; which wall required no spy-glass to bring out its lurking beauties, but, for the benefit of all

    asked by collin on September 13, 2016
  83. physics

    In Fig. 12-39, a climber with a weight of 441 N is held by a belay rope connected to her climbing harness and belay device; the force of the rope on her has a line of action through her center of mass. The indicated angles are θ = 45˚ and φ = 25˚. If

    asked by john on April 8, 2011
  84. science

    I'm stuck on the following questions 1)The geocentric model of the universe states that the Earth is the center of the universe. This is an example of a A)scientific conclusion B)pseudoscience C)scientific law*** D)Scientific method Through process of

    asked by katrina on November 30, 2016
  85. Alebgra

    The lenth of a room is 3 more thean twice the width of the room. The perimeter of the room is 66 feet. What are the dimensions of the room? (Let x=the width fo the room.) Book gives the following for the answer: x + x =(3 + 2x) + (3 + 2x)=66 width=10,

    asked by G on February 4, 2008
  86. Physics

    A 0.294-kg box is placed in contact with a spring of stiffness 3.792×102 N/m. The spring is compressed 1.42×10-1 m from its unstrained length. The spring is then released, the block slides across a frictionless tabletop, and it flies through the air. The

    asked by Emily on April 22, 2016
  87. college algebra

    Identify the units on x in each of the following equations. (a) x= yz (both y and z are measured in feet) (b) x=3y^2 (y is measured in inches) (c)x = t^3 (t is measured in seconds) (d) x 4F^2 d (both F and d are measured in meters) 4. In an exponential

    asked by laura on November 4, 2008
  88. engineering

    A string is fit snugly around the circumference of a spherical hot air balloon. More hot air is added (probably by a prominent scientist’s lecture) and it now takes an additional 12.4 feet of string to fit around the circumference. What is the increase

    asked by kyle on October 17, 2012
  89. math/116

    The formula b=28a is used in New England to estimate the minimum furnace output, b, BTUs, for a modern house with a square feet of flooring. a. Determine the minimum output for a 2300 ft squared modern house. b. solve the formula for a.

    asked by Angela on May 29, 2011
  90. math calc

    A water tower is located 354 feet from a building. From a window in the building, an observer notes that the angle of elevation to the top of the tower is 42° and that the angle of depression to the bottom of the tower is 20°. How tall is the tower? How

    asked by Michael on April 21, 2015
  91. Pre Calculus

    The diameter of a ferris wheel is 250 feet and θ is the central angle formed as Dave travels around the wheel. Dave starts his ride at Point 0, makes 4 complete revolutions and stops at Point 1, 45 degrees from Point 0. If his ride takes 5 minutes, how

    asked by Roberta on March 7, 2011
  92. physics

    consider the 52 kg climber. find the tension in the rope and the force that the climber must exert with her feet on the vertical rock face to remain stationary. assume that the force is exerted parallel to her legs. also, assume negligible force exerted by

    asked by kim on June 5, 2013
  93. maths

    two cylinders have identical bases with differnt lengths.the length of shorte cylinder is x where as the length of longer cylinder is 2x.which statement is true 1.the shorter cylinder has one half the surface area of the taller cylinder for all values of

    asked by sakina on August 14, 2014
  94. Physics

    A 57.4-kg 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 non-conservative. The

    asked by Anonymous on January 22, 2018
  95. physics 1

    A 64.4-kg 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 non-conservative. The

    asked by Anonymous on March 11, 2014
  96. ph

    A 64.4-kg 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 non-conservative. The

    asked by Anonymous on March 11, 2014
  97. math

    1. The cost of a regular price to Saint Louis Cardinal baseball was $60. During the World Series, the price increased by 2/5. What did the fans pay? A. $65 B. $84 C. $80 D. $69 my answer is D 2. Abby is touring China for four days. The rental is $38.15 per

    asked by Kim on May 22, 2014
  98. math

    Suppose water flows from a shower at a rate of 0.32 cubic feet per minute. Do you use more water by taking a 12-minute shower or by filling a bathtub with 0.4 cubic yards of water, and by how much?

    asked by Anonymous on September 28, 2013
  99. Pre-Algebra

    A 5-foot parking meter has a 4-foot shadow from a nearby streetlight. The streetlight is 15 feet tall. How far is the streetlight from the parking meter? Don't want answer, just want formula for figuring out

    asked by Lorri on February 15, 2015
  100. math

    Lexie is painting her fence. each foot of the fence requires 3/5 of a gallon of paint. Her fence is 8 3/4 feet long.what is the total amount of paint,in gallons Lexie needs to paint her fence?

    asked by jamie on January 18, 2017