You and your friend are sledding on two sides of a triangle-shaped hill. On your side, the hill slopes up at 30.0° from the horizontal; on your friend's side, it slopes down at the same angle. You do not want

80,744 results, page 4

  1. math

    A Triangle has sides 4,8,and 11. In a similar triangle the shortest side is 8 and the longest side is x. a) Write a proportion that models the situation. b) Solve the proportion for x.
  2. MATH

    A radio tower 500 feet high is located on the side of a hill with an inclination to the horizontal of 5 degrees. How long should two guy wires be if they are to connect to the top of the tower and be secured at two points 100 feet directly above and directly below the base of ...
  3. Algebra

    I hope I can explain this. I can't draw the shape here, but it is a triangular prism that looks like a wedge of cheese. The height is 20 cm and the three sides are 13, 37, and 40 cm. There is also a line drawn from the corner of the two sides that are 13 and 37 cm, that makes ...
  4. physics

    a bicyclist has a mass of 50 kg. Intial velocity is 20 m/s as she hits the bottom of the hill. Doing no work, she reaches the top of the hill with a final velocity of 5 m/s. What is the vertical height of the hill?
  5. geometry

    A wall pennant is in the shape of an isosceles triangle. Each of the two equal sides measures 18 in more than the third side, and the perimeter of the triangle is 54in. What are the lengths of the sides of the pennant?
  6. physcis

    biker passes a lamppost at the crest of a hill at + 4.5 m/s. she acceleratets down the hill at a constant rate of +0.40 ,/s2 for 12 seconds.\ how far does she move down the hill during this time?..
  7. Health

    1. One of your friends tries to stop an argument between you and your sister. Your friend is practicing A. empathy B. hazing C. harassment D. mediation** 2. Which is the best example of a win-win situation? A. One side gets what it wants. B. Both sides get what they want, but ...
  8. PRE-CALC

    Determine the name of the following triangle using the given points: A(5,6), B(-1,-2) and C(-3,2). Be as specific as possible. I used the distance formula and found that AB had a side of 10 BC had a side of 2 sqrt 5 CA had a side of 4 Sqrt 5 I found that since all sides are ...
  9. geometry

    An angle bisector of a triangle divides the opposite side of the triangle into segments 6 cm and 5 cm long. A second side of the triangle is 6.9 cm long. Find the longest and shortest possible lengths of the third side of the triangle. Round answers to the nearest tenth of a ...
  10. Physics

    Roger (mass of 75 kg) is travelling on a new ride called the Riddler's Revenge. On a 7.1 m hill he is moving along at 31.3 m/s, then slows down to 24.7 m/s on the second hill. How high is the second hill?
  11. Physics

    a bike passes a lamp post at the crest of hill at 4.5 m/s. she accelerates down the hill at the rate of 0.04 m/s squared for 12 seconds. how far does she move down the hill during this time ?
  12. physics

    A sled slides without friction down a small, ice-covered hill. If the sled starts from rest at the top of the hill, its speed at the bottom is 7.60 m/s. What is the height of the hill?
  13. geometry

    In the figure shown (sorry no diagram, but description below), NK and ML are parallel, JN=10 feet, NK=14 feet, JL=22 feet, and ML=24. Find KL. Its a triangle with JN and NM on the left side and JK and KL on the right side. NK is a horizontal line in the middle of the triangle...
  14. Geometry

    A right triangle with G and F as the two base angles and E as the top angle. Side EF is Y, side FG is x, while side EG is 2x. If Y = 15, what is the value of x? ----Please help, and explain.
  15. trig

    A man on a 135 feet cliff perpendicular (at 90 degrees) to the ground looks down at an angle of 16 degrees and sees his friend. How far away is the man from his friend? How far away is the friend from the base of the cliff? Sketch the triangle that matches this scenario with a...
  16. Geometry. Grade 11

    The area of the smllaer of two similar triangles is 1/9 the area of the larger triangle. Suppose one side of the triangle is 3.6m. What is the length of the corresponding side of the larger triangle? Suppose one side of the larger triangle is 36m. What is the length of the ...
  17. Physics

    A 55 kg skier rests on a hill that has an angle of 25° to the horizontal. What is the magnitude of the normal force the hill exerts on the skier?
  18. perimeter

    a pennant is shaped like an isosceles triangle.the short side is 14in.long and is half the length of each longer side.find the perimeter
  19. Pre calculus

    A 100 foot tall antenna sits part way up a hill. The hill makes an angle to 12 degrees with the horizontal. In other words, if you were going to walk up the hill, you would walk at an angle of 12 degrees. To keep the antenna stable, it must be anchored by 2 cables.The distance...
  20. Pre calculus

    A 100 foot tall antenna sits part way up a hill. The hill makes an angle to 12 degrees with the horizontal. In other words, if you were going to walk up the hill, you would walk at an angle of 12 degrees. To keep the antenna stable, it must be anchored by 2 cables.The distance...
  21. algerbra 1

    what is the answer to 5x-16=14-5x Just giving you the answer is not what this forum is about. We'd be defeating the purpose of you assignment by doing that. Try to work the variables to one side, say the lefthand side, and the numbers to the other side. Add 5x to both sides, ...
  22. Physics

    A hill is 290 m long and makes an angle of 10 degrees with the horizontal. As a 68 kg jogger runs up the hill, how much work does gravity do on the jogger?
  23. math

    the top of a hill is 40m tall. the horizontal distance from the runaway is 325 m. if the pilot clear the top of the hill by 45 m, what is the angle of takeoff?
  24. physics

    A boy sledding down a hill accelerates at 2.00 m/s2. If he started from rest, in what distance would he reach a speed of 5.20 m/s?
  25. physics

    A boy sledding down a hill accelerates at 1.30 m/s2. If he started from rest, in what distance would he reach a speed of 8.00 m/s?
  26. Physics

    A boy sledding down a hill accelerates at 1.25 m/s2. If he started from rest, in what distance would he reach a speed of 5.00 m/s?
  27. Physics

    A boy sledding down a hill accelerates at 1.25 m/s2. If he started from rest, in what distance would he reach a speed of 5.00 m/s?
  28. Physics

    A boy sledding down a hill accelerates at 1.70 m/s2. If he started from rest, in what distance would he reach a speed of 7.40 m/s?
  29. Physics

    A boy sledding down a hill accelerates at 1.70 m/s2. If he started from rest, in what distance would he reach a speed of 7.40 m/s?
  30. Physics

    A boy sledding down a hill accelerates at 1.65 m/s2. If he started from rest, in what distance would he reach a speed of 7.30 m/s?
  31. physics

    A boy sledding down a hill accelerates at 1.20 m/s2. If he started from rest, in what distance would he reach a speed of 6.10 m/s?
  32. physics

    A boy sledding down a hill accelerates at 1.20 m/s2. If he started from rest, in what distance would he reach a speed of 7.00 m/s?
  33. physics

    A boy sledding down a hill accelerates at 1.20 m/s2. If he started from rest, in what distance would he reach a speed of 7.00 m/s?
  34. Physics

    A boy sledding down a hill accelerates at 1.55 m/s2. If he started from rest, in what distance would he reach a speed of 6.90 m/s?
  35. Physics

    Some sliding rocks approach the base of a hill with a speed of 11.0 m/s. The hill rises at 44.0 degrees above the horizontal and has coefficients of kinetic and static friction of 0.410 and 0.630, respectively, with these rocks. 1) Find the acceleration of the rocks as they ...
  36. algebra

    an isosceles triangle is one in which two sides are the same length. The perimeter of an isosceles triangle is 36cm if the length of the congruent sides is 4 times the length of the third side, find the dimentions of the triangle
  37. Math

    Q. Coles sleeping bag has four sides. The side with the zipper is parallel to the opposite side. None of the angles where the sides meet are right angles. The side opposite the zipper is shorter than the side with the zipper. The other two sides are the same length. What shape...
  38. Math

    The sides of a triangle is 6,8,15 cm long. in a similar triangle, the longest side is 21 cm long find the two sides.
  39. English

    1. On the hill stood an old tree. 2. On the hill it stood. 3. On the hill stood this. 4. On the hill this stood. 5. On the hill stood these. 6. On the hill these stood. (Are #1 and #2 correct? What about #3 and #4? Which one is correct? What about #5 and #6?))
  40. Math

    A 100 foot tall antenna sits part way up a hill. The hill makes an angle to 12 degrees with the horizontal.In other words, if you were going to walk up the hill, you would walk at an angle of 12 degrees. To keep the antenna stable,it must be anchored by 2 cables.The distance ...
  41. Algebra

    Need help with these-- 21. Find the possible values of a, of the distance between the points is 5, and the coordinates are (1, 1) and (4,a) 22. The Pythagorean Theorem works only for _______ triangles. Right? 25. Three sides of a triangle are 2, 4, and 8. The two smallest ...
  42. math

    the side of an equilateral triangle measures 5 cm more than the side of a square. if both their perimeters are the same, what are their sides?
  43. Math - PreCalc (12th Grade)

    Which statement is true for any linear system of two equations in two variables? A) The system is independent if the slopes of the two lines are equal. B) The system is inconsistent if the y-intercepts of the two lines are equal. C) The system is independent if the graphs of ...
  44. PHYSICS

    An 800.0 kg roller coaster car is at rest at the top of a 95 m hill. It rolls down the first drop to a height of 31 m. When it travels to the top of the second hill, it is moving at 28 m/s. It then rolls down the second hill until it is at ground level. What is the kinetic and...
  45. Geometry

    how do you find the orthocenter of a triangle with the vertices A(4,0) B(-2,4) C(0,6)? Please explain to me how you get x after doing point slope form for the two slopes.
  46. Algebra - area

    I hope I can explain this. I can't draw the shape here, but it is a triangular prism that looks like a wedge of cheese. The height is 20 cm and the three sides are 13, 37, and 40 cm. There is also a line drawn from the corner of the two sides that are 13 and 37 cm, that makes ...
  47. physics

    Lauren is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling up the hill at all. What would her speed at the bottom need to be? 50 m/s 71 m/s 7.1 m/s 240 m/s
  48. physics

    Lauren is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling up the hill at all. What would her speed at the bottom need to be? 50 m/s 71 m/s 7.1 m/s 240 m/s
  49. math

    A 100 foot tall antenna sits part way up a hill. The hill makes an angle to 12 degrees with the horizontal. In other words, if you were going to walk up the hill, you would walk at an angle of 12 degrees. To keep the antenna stable, it must be anchored by 2 cables.The distance...
  50. Physics

    A projectile, fired with unknown initial velocity, lands 18.4 s later on the side of a hill, 2740 m away horizontally and 469 m vertically above its starting point. (Ignore any effects due to air resistance.) (a) What is the vertical component of its initial velocity? 115.741 ...
  51. physics

    4. An 800.0 kg roller coaster car is at rest at the top of a 95 m hill. It rolls down the first drop to a height of 31 m. When it travels to the top of the second hill, it is moving at 28 m/s. It then rolls down the second hill until it is at ground level.Calculate the kinetic...
  52. Math

    The coordinates of the top of a hill are (2, 14). The coordinates of the bottom of the hill are (10, 2). Given this information, what is the slope of the hill?
  53. geometry

    Two sides of a triangle measure 2x – 4 and 7x – 2 units, respectively. Which of these is a possible length for the third side of the triangle?
  54. 5th grade

    the lengths of two sides of a triangle are 15in.each.the third side measures 10 in.what type of triangle is this
  55. Angle question

    Quadrilateral JKLM is a rhombus. If mangleLMK = 36, find mangleKJM In the right triangle ABC, mangleB = 90, AB = 5, and AC= 12. Find BC. Round to the nearest tenth, if necessary. Help? Is AB a side and AC a side? I can't tell from your description which are sides and which is ...
  56. Math

    The ratio of the lengths of the sides of a triangle is 2:4:5. The largest side is 33" longer than the small side. What is the perimeter? I don't know how to start it help please
  57. geometry

    I have a triangle garden in my backyard. one side is 4 meters and another side is 6 meters. the angle formed by these two sides is 72 degrees. what is the area of the garden?
  58. 8th grade math

    the first side of a triangle measures 3 cm longer then the second side the third side is 4cm shorter then twice the second side the perimeter is 31cm. how long is each side?
  59. MAthematicas

    What can you tell about the slopes of x=1 and 2x+3 A- 2x+3 is larger slope B- x=1 is larger slope C- can not be determined D- same slopes I think it is c. Not sure though
  60. Physics

    A child rides a toboggan down a hill that descends at an angle of 15.5◦ to the horizontal. The hill is 48.1 m long. What is the vertical component of the child’s displacement? Answer in units of m.
  61. algebra

    the perimeter of a triangle is 205. one side is 10 longer than the shortest side. the third side is 5 less than twice the shortest side.how long is each side
  62. Math

    Find the area of the complex figure. The figure has 8 sides, all sides meet at right angles. The left-most vertical side measures 31 meters. The lower most horizontal side measures 69 meters. The right-most vertical side measures 31 meters. The upper right horizontal side ...
  63. Math

    Find the area of the complex figure. The figure has 8 sides, all sides meet at right angles. The left-most vertical side measures 31 meters. The lower most horizontal side measures 69 meters. The right-most vertical side measures 31 meters. The upper right horizontal side ...
  64. 8th grade

    Please help me how you get the answer. PLEASE I NEED HELP. A triangle sail has a perimeter of 25 m. Side a is 2 m shorter than twice side b, and side c is 3 m longer than side b. Find the length of each side. Thank you ver much for helping me
  65. algebra 2

    the perimeter of a triangle is 49 centimeters. find the lenghts of its sides, if the longest side is 9 centimeters longer than the shorter side, and the remaining side is 4 centimeters longer than the shorter side.
  66. algebra

    The perimeter of a triangle is 45 centimeters. Find the lengths of its sides, if the longest side is 7 centimeters longer than the shortest side, and the remaining side is 2 centimeters longer than the shortest side.
  67. physics hw

    A 300. kg roller coaster car is traveling at a constant speed of 15 m/s over a hill with a radius of curvature of 30. m. b. What is the normal force acting on the car at the top of the hill? c. Assume that the car is at the intersection of the radius and the hill and that a ...
  68. Math

    two sides of a triangle are 6 and 8 cm. find the range within which the length of the third side of the triangle should lie.
  69. Math (Geometry)

    Find the length of the third side of a triangle if the area of the triangle is 18 and two of its sides have lengths of 5 and 10.
  70. physics

    In a certain right triangle, the two sides that are perpendicular to each other are 3.80 m and 8.10 m long. What is the length of the third side of the triangle?
  71. Precalculus

    The sides of an isosceles triangle are 10 cm, 10 cm, and 12 cm. A rectangle is inscribed in the triangle with one side on the triangle's base. The other two vertices of the rectangle are on the triangle's legs. Find the Maximum Area of the Rectangle.
  72. algebra

    . A boy is sitting in his red wagon at the top of a hill, holding onto a tree to keep from rolling down the hill. The distance from the top of the hill to the bottom is 41 meters. He pushes off from the tree at a starting velocity of 2 m/s, and then gravity accelerates the ...
  73. Geology/Glaciers

    Why do north facing slopes on mountains support glaciers today while south facing slopes do not?
  74. Algebra

    The perimeter of a triangle is 52 centimeters. The longest is 2 centimeters less than the sum of the other 2 sides. Twice the shortest side is 13 centimeters less than the longest side. Find the lengths of each side of the triangle. What are the lengths of the sides from ...
  75. ALGEBRA

    The perimeter of a triangle is 52 centimeters. The longest is 2 centimeters less than the sum of the other 2 sides. Twice the shortest side is 13 centimeters less than the longest side. Find the lengths of each side of the triangle. What are the lengths of the sides from ...
  76. Physics

    A 10 kg bowling ball sits at the top of a 10 m hill and then slides down its icy hillside. a. What is the speed of the bowling ball when it reaches the bottom of the hill? b. What is the change in kinetic energy of the system as the bowling ball travels from the top of the ...
  77. algebra

    The shorter side of a triangle is 5 inches less than the medium size side. The larger side is 12 inches more than the medium size side. If the perimeter of the triangle is 40 inches, find the size of each side of the triangle. Show your work
  78. Geometry

    In ^DEF, the bisector of <F divides the opposite sides into segments that are 4 and 9in long. The side of the triangle adjacent to the 4 in. segment is 6in long. To the nearest tenth of an inch, how long is the third side of the triangle?
  79. Geometry

    2 sides of an equilateral triangle measure (y+10) units and (y^2-2) units. If the perimeter of the triangle is 21 units, what is the value of y? I was trying (y+(y+10) + (y^2-2)=21 got to y^2+2y+-13 and wasn't sure how to proceed. Or should I take a side (y^2-2)*3=21? I ended ...
  80. Physics-1

    A child sleds down a snow covered hill with a uniform acceleration. The slope of the hill is 38.5 m long. If the child starts at rest and reaches the bottom of the hill in 5.5 s, what is the child's final speed?
  81. Physics

    A 5.6 kg ball (I=2/3mr^2) starts on a hill 11.3 m above level surface of the ground. The ball then rolls (without slipping) down the hill. What is the linear speed of the ball when it reaches the bottom of the hill?
  82. Precalculus

    A 100 foot tall antenna sits part way up a hill. The hill makes an angle to 12 degrees with the horizontal. In other words, if you were going to walk up the hill, you would walk at an angle of 12 degrees. To keep the antenna stable, it must be anchored by 2 cables.The distance...
  83. math (algerba 1)

    Right Angle Triangle: side A ? side B 3 square root side C 2m How would i find side a
  84. pre calc

    the longest side of a triangle is 34 feet. the measures of two angles of the triangle are 40 and 65 degrees. find the lengths of the other two sides using law of sines and cosines
  85. algabra 2

    One side of a triangle is 4 cm longer than the shortest side and 2 cm shorter than the longest side. The perimeter is 38 cm. Find the dimensions of the triangle.
  86. Algebra 1

    each side of an equilateral triangle is 4 cm shorter than twice the length of each side of a square. their perimeter are the same. how long is each side of the triangle?
  87. Geometry

    Two sides of a triangle are 8cm and 12cm long, and the altitude to the 8-cm side is 9cm. How long is the altitude to the 12-cm side?
  88. Math

    Two sides of a triangle are 8cm and 12cm long, and the altitude to the 8-cm side is 9cm. How long is the altitude to the 12-cm side?
  89. MATH

    two sides of a triangle measure 8 and 15. how many integer values can be assigned to the third side so that all the angles in the triangle are acute.
  90. geometry

    Two sides of a triangle measure 8 and 15. How many integer values can be assigned to the third side so that all the angles in the triangle are acute?
  91. physics

    In a certain right triangle, the two sides that are perpendicular to each other have lengths h = 4.40 m and b = 8.70 m. What is the length of the third side of the triangle?
  92. trig

    In a certain right triangle, the two sides that are perpendicular to each other have lengths h = 4.40 m and b = 8.70 m. What is the length of the third side of the triangle?
  93. Algebra-Perimeter

    The side of a square is 4cm longer than the side of an equilateral triangle. The perimeter of the square is 28cm longer than the perimeter of the triangle. Find the length of the sides of the triangle and the sides of the square.
  94. Physics

    A boy sledding down a hill accelerates at 1.24 m/s2 . If he started from rest, in what distance would he reach a speed of 8.88 m/s? Answer in units of m
  95. Physics

    A boy sledding down a hill accelerates at 2.33 m/s2 . If he started from rest, in what distance would he reach a speed of 8.70 m/s? Answer in units of m
  96. physics

    Near San Francisco, where the vertically downward component of the earth's magnetic field is 4.7 10-5 T, a car is traveling forward at 26 m/s. The width of the car is 1.7 m. (a) Find the emf induced between the two sides of the car. V (b) Which side of the car is positive—...
  97. Geometry

    Find the values of the variables and the lengths of the sides of this kite. Side A=y-4, side B=x+5,side C= x+12, side D= 2x+5
  98. math

    If an equithagorean triangle is an equilateral triangle in which the sum of the cubes of two sides is equal to the square of the third side, what is the perimeter of an equithagorean triangle? A. 0.5 B. 1.5 C. 4.5 D. 6
  99. physics

    a sled weighing 100lb reaches the foot of a hill with a speed of 40ft/s.The coefficient of kinetic friction between the led and the horizontal surface of the ice at the foot of the hill is 0.030.
  100. physics

    A skier slides down a hill starting with zero velocity at a height of h1 = 45.2 m above the bottom of the hill. The shape of the terrain is like a cosine wave. a) What is the velocity of the skier on top of the second, intermediate hill, whose height is h2 = 36.5 m? Neglect ...
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