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 55

  1. Physics

    A mchanical analody of the resonance in an RLC circuit is (a) flying off a spinning merry-go-round (b) a growing snow ball rolling down a hill (c) pushing someone in a swing (d) ripples in a pond
  2. Physics

    Children sled down a 45 m long hill inclined at 26 degrees. At the bottom, the slope levels out. If the coefficient of friction is 0.1, how far do the children slide on the level ground?
  3. Physics

    Children sled down a 45 m long hill inclined at 26 degrees. At the bottom, the slope levels out. If the coefficient of friction is 0.1, how far do the children slide on the level ground?
  4. physics

    a 1710 kg passes over a hill that follows the arc of a circle of radius 41.5 meters. what is the maximum speed the car can have passing this point so the car does not leave the road
  5. math

    if you were to kick a rock on mars at a velocity of 56 feet per second from the top of a 30 foot hill and the equation models h=-1.9^2+56t+30 where h is height and t is time. How high will the rock get of the surface?
  6. Check my answers. Algebra

    Can you please check my answers? Thanxs! Write an equation that expresses the relationship. Use k as the constant of variation. 20. f varies jointly as b and the square of c. -I got: f=kbc^2 22. r varies jointly as the square of s and the square of t. -I got: r=ks^2t^2 Find ...
  7. science/math

    One multicellular organism is a cube. Each of its sides is 3cm long. Each of its cells is 1cm to the third power.How many cells does it have? If each side doubles in length,how many cells will it then have?
  8. Math 12A

    Each side of a square is 20cm. Four points on the sides are joined as shown to form an inner square. What is the minimum area of the inner square? Can anyone help with this using quadratics? Please!
  9. Physics

    A wooden cube of side 5cm floats in water 200cm^2 of its depth below the water surface and ats sides are vertical calculate the density of the wood in g/cm^3.(1) Density of water in 1g(m^-3).
  10. physics

    A 19.3- gmass of gold in the form of a cube is 1.00 cmlong on each side (somewhat smaller than a sugar cube).What would be the length of the sides of a cube having four times this mass of gold?
  11. physics

    A 19.3- gmass of gold in the form of a cube is 1.00 cmlong on each side (somewhat smaller than a sugar cube).What would be the length of the sides of a cube having four times this mass of gold?
  12. Physics

    A typical brick has dimensions of 20.0 cm by 10.0 cm by 5.0 cm and weighs 20.0 N. How does the pressure exerted by a typical brick when it is resting on its smallest side compare to the pressure exerted when it is resting on its largest side PLEASE HELP !! thanks! surface area...
  13. maths-perimter

    The hypotenuse of a right angled triangle is 20 m. If the difference between the length of the other sides be 4m. find the other sides?
  14. Math

    If three sides of a triangle are represented by three consecutive odd numbers and the perimeter is 75cm.Find the length of the sides.
  15. geometry

    the bases of a trapezoid are 10 and 12 and the nonparallel sides are 2 and 3. How far must each of the nonparallel sides be extended to form a triangle?
  16. Geometry

    The bases of a trapezoid are 10 and 12 and the nonparallel sides are 2 and 3. How far must each of the nonparallel sides be extended to form a triangle?
  17. math

    you are designing a 1000-cm^3 right circular cylindrical can whose manufacture will take waste into account. There is no waste in cutting the aluminum for the side, but the top and bottom of radius r will be cut from squares that measure 2r units on a side. The total amount of...
  18. Algebra 104

    1. A square piece of cardboard measuring 60 inches on a side is made into a rectangular box by cutting identical squares from the four corners and then folding up the flaps. Let represent the length of the side of the discarded square. Write a formula for the volume of the box...
  19. math

    In a clinical trial, a drug used to relieve pain caused side effects in 9% of the patients who took it. For a new trial, three patients were selected at random. Find the probability that none of those patients had side effects.
  20. Trig

    A cylindrical tank, 6 foot in radius, lies on it's side parallel and against the side of a warehouse. A ladder leans against the building, passes over and just touches the tank, and has a slope of -3/4. Find the equation of the ladder and the length of the ladder
  21. Chemistry

    If the initial pressures of the H2 and N2 in the flasks in the figure below were instead 350. torr and 160. torr, respectively, what would be the final pressure after the stopcock is opened? Left side of stopcock= 2.00L H2 Right side of stopcock= 1.00L N2
  22. math

    If a sandwich shop sells lunches that include one sandwich and one side dish, draw a tree diagram to represent the number of combinations that are possible if the choices are a ham or turkey sandwich and chips or cookies as the side dish.
  23. Geometry Rectangle

    Gery wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters of fencing so he decided to fence only the three side of the rectangle letting the wall be the fourth side. How wide the rectangle should be?
  24. Math

    A rectangular piece of cardboard measuring 12 cm by 18 cm is to be made into a box with an open top by cutting equal size squares from each corner and folding up the sides. Let x represent the length of a side of each square in centimetres. a. Give the restrictions on x. b. ...
  25. LA

    This will probably be my last question on LA for a while. Just saying. But can someone help me understand what this means and how do I answer it, "What impact did the novel have on you as a reader"? I can answer the other one. What impact did the novel have on you as a reader...
  26. Physics

    Bob has just finished climbing a sheer cliff above a beach, and wants to figure out how high he climbed. All he has to use, however, is a baseball, a stopwatch, and a friend on the ground below with a long measuring tape. Bob is a pitcher, and knows that the fastest he can ...
  27. English

    Two of your friends are fighting with each other. What could you say to help them? Why don't you sit down with each other? Each person can hear the other one's side of the story. 1. Why don't you sit down with each other? (What is the action of each person? Are they required ...
  28. math

    the formula for finding the surface area of a cube is A=6s with 2 at the corner where s is to the lengh of one side of the cube. what is the volume of the cube with side lengh of one half inches?
  29. Calculus

    Glenview Community College wants to build a rectangular parking lot on land bordered on one side by a highway. It has 380 feet of fencing to use on the other three sides. What should be the dimensions of the lot if the enclosed area is to be a maximum?
  30. Algebra

    Identical squares are cut off from each corner of a rectangular piece of cardboard measuring 7cm by 12cm. The sides are then folded up to make a box with an open top. If the volume of the box is 33cm^3, what is the largest possible length of each side of the square?
  31. Math, Precalc

    Let ΔABC be a triangle such that b=√8, c=√30, and cos(B)=5/√30. Find all possible values for side length a, entering your answer as a comma-separated list in increasing order.
  32. geometry

    An equilateral triangle ⌂ABC has two of its vertices below the x-axis, has the third vertex C above the x-axis, and contains the points A=(0,0)and B=(1,0) on its sides. How long is the path traced out by all possible points C, to two decimal places?
  33. geometry

    (imageshack)123 (.)us(/)photo 123 (/) my-images 123 (/)42(/) 123 2vja. jpg(/)123 Open that link please , just delete the parentheses and spaces and 123's please please help me with my assignments I beg you cooperate with me huhu 1. in the figure , the areas of traingle cef, ...
  34. precalculus

    A rectangular garden next to a building is to be fenced with 120 feet of fencing. The side against the building will not be fenced. What should the lengths of the other three sides be in order to assure the largest possible area?
  35. Intermediate Algebra

    A school designer wants to create a whiteboard with the optional dimensions to enhance learning. It is determinedd that if one side of the whiteboard is x+2y inches theother side should be x^2+6xy-5y^2 inches. Write an algebraic expression for the area of such a whiteboard, ...
  36. math

    if the area of a rectangle is 27 square inches and one side is 3 inches how many square inches is the other side
  37. physics ( help)

    A large (15kg) holiday decoration is suspended on either side of Hay Street in Perth by two cables stretching between buildings. The length of the first cable is 8m, the second is 6m and the buildings are 12m apart. The 8m rope hangs at an angle 26.4° below the horizontal ...
  38. Maths

    Judy made a rectangular shaped figure of dimensions 20cm by 5cm with a piece of clay . She then took the same amount of clay and made a square figure. If the thickness of the square is the same as that of the rectangle, calculate the length of one side of the square figure ?
  39. Geometry again

    This is exactly what the problem says: Two sides of an isosceles triangle with perimeter 112 cm are in the ratio 3:2. Find ALL possible lengths for the base.
  40. Math

    In a triangle ABC, AC = 36, BC = 48, and the medians BD and AE to sides AC and BC, respectively, are perpendicular. Find AB I tryed to find the sides using Pythagorean theorem but it's not working
  41. English

    Here are some more sentences on Defoe's Robinson Crusoe I'd like you to check. Thank you very much in advance. 1) As he hadn’t eaten anything since the day before, he decided to take off his clothes and swim to the ship to look for food. He tried to get onto the ship but it ...
  42. physics

    Three ants are sitting on the vertices of equilateral triangle of side a. At t=0 and ant 1 starts approaching ant 2 with a speed v ,ant 2 starts approaching ant 3 with a speed v, and ant 3 starts approaching ant 1 with speed v.The three ants meet at the centroid of the ...
  43. physics

    A sports car of mass 950 kg (including the driver) crosses the rounded top of a hill (r = 88 m) at 27 m/s. Determine the normal force exerted by the road on the car. Determine the normal force exerted by the car on the 72-kg driver. Express your answer using two significant ...
  44. work

    The equation x^2+(y-5)^2=64 models the boundary on a local map for which Darren can hear his friend Tom on his two-way radio when Darren is at home. How far (in miles) can Tom walk from Darren's home and still be heard?
  45. College Physics

    Bob has just finished climbing a sheer cliff above a beach, and wants to figure out how high he climbed. All he has to use, however, is a baseball, a stopwatch, and a friend on the ground below with a long measuring tape. Bob is a pitcher, and knows that the fastest he can ...
  46. Math

    You were assigned to construct qn open-top box with a square base from two materials, one for the bottom and one for the sides. The volume of a box is 78 cubic inches. The cost of the material for the bottom is Php 4 per square inch, while the cost of the material for the ...
  47. Physics

    A 28 kg ball initially at rest rolls down a 159 m hill. When the ball reaches the bottom it is traveling at 31.3 m/s. How much energy is dissipated by friction on the ball?
  48. algebra

    Essay. Show all work. the rectangular swimming pool is given by 2x^2-5x-3 ft.^2. One side length of the pool is given by 2x+1 feet. What is an algebraic expression for the other side length of the pool? Simplify this, and include correct units as part of your answer.
  49. chemistry

    The diameter of a neutral neon atom is about 1.4 ✕ 10^2 pm. Suppose that we could line up neon atoms side by side in contact with one another. Approximately how many neon atoms would it take to make the distance from end to end 1 cm? I did 1.4 x 10^2 pm x (1 m/10^9 pm) ...
  50. maths

    The Hypotenuse of a right- triangle is 13 cm and the angle of the line opposite to the hypotenuse is 35 find the other two sides.
  51. Physics

    A capacitor network has two capacitors in series: 150nF and 120nF. The potential difference between point a on the outer side of the 150nF capacitor and point b on the outer side of the 120nF capacitor is 120nF. a) total charge of the network= 2.4uC b) charge on each capacitor...
  52. Physics

    Locate the center of mass of three particles of mass m1=1.0kg,m2= 2.0kg, and m3= 3.0kg at the corners of an equilateral triangle 1.0m on a side
  53. English

    I forgot to add these two other sentences you checke before. I just wanted to be sure. 1) He created a potion capable of releasing (or to release) his evil side. 2)The individual is left in front of two choices. (is given only two choices/has only two choices). Which one is ...
  54. Physics help

    Fortune tellers use crystal balls to see the future. A fortune teller has a crystal ball with an index of refraction of 1.5 and diameter of 0.2 m. You sit on one side of the ball and the fortune teller sits on the other. She holds up a small red jewel on her side in the ...
  55. principles of physics

    A 19.3- gmass of gold in the form of a cube is 1.00 cmlong on each side (somewhat smaller than a sugar cube).What would be the length of the sides of a cube having four times this mass of gold?
  56. physics

    An athlete at the gym holds a 4.33 kg steel ball in his hand. His arm is 68.7 cm long and has a mass of 4.69 kg. What is the magnitude of the torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? I got an answer of 45 N*m (which is ...
  57. math

    Ted is hosting a dinner party. He has a the choice of serving chicken, pasta, or hamburgers for the main course;carrots, lettuce salad, or pineapple for the side dish; and ice cream or cookies for dessert. How many combinations of one main course, one side dish, and one ...
  58. math

    Ted is hosting a dinner party. He has a the choice of serving chicken, pasta, or hamburgers for the main course;carrots, lettuce salad, or pineapple for the side dish; and ice cream or cookies for dessert. How many combinations of one main course, one side dish, and one ...
  59. math

    a square has an area of 71 between what two whole numbers is the length of the side?
  60. Calculus

    Find expressions for the quadratic functions whose graphs are shown. One graph has the point (4,2) plotted in which the parabola passes through (U-shaped parabola- right side up) The vertex is at (3,0) and the parabola does not touch the y-axis for as much is shown. So, I did ...
  61. Statistics

    You have a fair die. The die has a 2 on two sides, a 4 on two sides and a 6 on two sides. Note: the only possible outcomes for each roll are 2, 4 or 6. (a) Draw a tree diagram that shows the possible outcomes of rolling the die twice (my answer Roll 1: 2, 4, 6 Roll 2: 2,4,6 ...
  62. world history

    can you check over my answers? Q.) With respect to human rights issues in Southeast Asia, which statement is most accurate? A.)The leaders of the Khmer Rouge fled from Cambodia after 1979. B.)The Khmer Rouge leaders have never been brought to trial. *c.)Chinese merchants ...
  63. Algebra Word Problem Help

    A gardener has 40 feet of fencing with which to enclose a garden adjacent to a long existing wall. The gardener will use the wall for one side and the available fencing for the remaining three sides. If the sides perpendicular to the wall have length x feet, which of the ...
  64. Algebra Word Problem Help

    A gardener has 40 feet of fencing with which to enclose a garden adjacent to a long existing wall. The gardener will use the wall for one side and the available fencing for the remaining three sides. If the sides perpendicular to the wall have length x feet, which of the ...
  65. Science

    Why is is it important to place your arm in a horizontal position rather than letting it hang down at your side when you take your blood pressure? Does everyone's heart create the same pressure? Why or why not?
  66. PHY

    It is said that unlike charges attract. You should have observed that after the sticky side of a piece of scotch tape is pulled quickly off the smooth side of another piece of tape the tapes attract each other. Perhaps each tape has the same type of charge and the rule has ...
  67. Newton's law

    7. A uniform flexible chain of length l, with weight per unit length lamba, passes over a small, frictionless, massless pulley. It is released from a rest position with a length of chain x hanging from one side and a length l-x from the other side. Find the acceleration a as a...
  68. Math

    A veterinary clinic plans to build four identical dog kennels along the side of its building using 210 feet of fencing. (See the picture.) What should be the dimensions of each kennel to maximize the enclosed area? (Note: No fencing is needed along the side of the building.
  69. physics

    Three blocks are in contact with each other on a frictionless, horizontal surface, as shown below. A horizontal force is applied to m1. Take m1 = 2.00 kg, m2 = 3.00 kg, m3 = 5.00 kg, and F = 22.0 N Find the acceleration of the blocks _______m/s2 (to the right) (c) Find the ...
  70. English

    Rewrite the passage below correcting any errors of grammar and usage The mechanic drove out the car to Joe that was lubricated. As a matter of fact, he has not done enough on it as Joe has expected. But whatever it was he decides to take it like that. The experience with the ...
  71. algebra pleeeease help

    Which solid has one base that is a triangle and three lateral surfaces that are triangles? (1 point) triangular pyramid triangular prism rectangular prism rectangular pyramid 2. Sarah needs to cover the lateral area and the base on top of the cylinder. A blue cylinder is shown...
  72. algebra

    1) The maintenance crew is doing some work on the arch. The work will be done on the right side of the arch. In order to bring the equipment up the maintenance crew has constructed a temporary ramp from the ground on left side of the arch to the level where the work will be ...
  73. Algebra

    Micheal loaned two of his roommates a total of $4,000. He charged his first roommate 3% interest and his second roommate 4% interest. After six months he collected a total of $332 in interest. How much did he loan each friend?
  74. Physics

    Your friend says that the wavelength of light waves is less in water than in air. Do you agree or disagree, and why?
  75. writing

    pronoun reference agreement? David lent his motorcycle to someone who allowed their friend to use it.
  76. Math

    Sppose each friend received $39 from selling the 13 t-shirts.How much profit did the students earned for each shirt?
  77. Math

    If the new, larger group of friends sells X shirts, how much profit will each friend receive?
  78. writing

    describe a recent interaction with famoly or friend about personal finaces or credit cards.
  79. lit

    Is this right? My friend jumped off the diving board and shouted "look out below!"
  80. language arts

    how do you diagram this sentence.. Monica,my best friend laughed with delight at my funny joke.
  81. grammar

    i expect a friend to be both honest and a loyal person is this using correct parallel structure
  82. math

    Kyra drove to visit her friend. She traveled 144 miles in 2 5/8 hours. What was her average speed?
  83. Physics

    Your friend of mass 150 can just barely float in fresh water. Find her volume.
  84. english

    In a fit of anger after an argument, I __________ out all of my friend's letters and pictures.
  85. reading

    how would you describe romeos best friend. what kind of a person is he? how does his personality differ from that of Benvolio.
  86. life orientation

    How can advise my friend who responds to conflict by confrontation on why it is not healthy in sustaining positive relationships?
  87. English

    Write a letter to your friend in another school describing at least three thing that you like and dislike
  88. Life Orientation

    Advise a friend who responds to conflict by AVOIDANCE on why it is not healthy in sustaining positive relationship
  89. maths

    Ali shared 1liter of pineapple juice equally with three friends how much did each friend get.
  90. Physics

    What is the gas pressure inside the box shown in the figure? I have a picture but website wouldn't allow me to post the link for the picture. So I am trying my best to describe it. it is a u-shape tube and it is holding mercury in it. One side has 16cm of mercury and other ...
  91. Is this cheating?

    Hi so Friday, my friend wasn't quite understanding the assignment and nobody was allowed to talk in the classroom. So, she just asked to see my notebook to look if she was doing it right. The teacher walks over, automatically assumes she was copying/cheating off my answers, ...
  92. Physics

    A block of mass 20g sits at rest on a plate that is at the top of the fluid on one side of a u-tube as shown in figure P10.38. The u tube contains two different fluids with densities p1= 1000 kg/m^3 and p2= 600 kg/m^3 and has a cross sectional area of A= 5.0 x10^-4 m^2. If the...
  93. Physics

    A skier skiing downhill reaches the bottom of a hollow with a velocity of 20.0m/s, and then coasts up a hill with a 12 degree slope. If the coefficient of kinetic friction is 0.11, how far up the slope will she travel before she stops?
  94. Physical Science

    After a sled has passed several times over a snowy path on a hill, the grass or dirt under the snow may begin to show through where the sled has traveled. Why?
  95. physics

    How far would a car of 126 horse power have gone when it attains a speed of 70 km/hour going up the hill with 15 degrees incline. Total weight of the car is 1338 kg
  96. science

    2. Person A and Person B are playing tug of war. Why is neither A nor B winning if both are pulling as hard as they can? 3. A ball rolling down a hill. Is this an example of balanced or unbalanced forces?
  97. Geometry

    According to the given information, segment AB is parallel to segment DC and segment BC is parallel to segment AD.. Construct diagonal A C with a straightedge. It is congruent to itself by the Reflexive Property of Equality. ________________. Angles BCA and DAC are congruent ...
  98. Math

    OOPS! Draw a pair of quads. where the angles of the 1st quad. are congruent to the angles of the 2nd quad. No side of one quad. is to be congruent to any side of the other quad. THIS is straight out of the workbook SORRY!
  99. math

    The house numbers on carr memorial ave follow a pattern. the first four houses on the left side of the street are numbered 8,14,20 and 26.how many more houses are on the left side of the street with numbers less than 50? Thanks!
  100. physics

    A billiard ball of mass 0.16 kg has a speed of 1.80 m/s and collides with the side of the billiard table at an angle of 34.6°. For this collision, the coefficient of restitution is 0.841. What is the angle relative to the side (in degrees) at which the ball moves away from ...
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