1. physics

    two stones with initial speeds of 13 m/s and are thrown at an angle 30 degrees, one below the horizontal and one above the horizontal. What is the distance between the points where the stones strike the ground?
  2. physics

    two stones with initial speeds of 13 m/s and are thrown at an angle 30 degrees, one below the horizontal and one above the horizontal. What is the distance between the points where the stones strike the ground?
  3. physics

    two stones with initial speeds of 13 m/s and are thrown at an angle 30 degrees, one below the horizontal and one above the horizontal. What is the distance between the points where the stones strike the ground?
  4. physics

    The ball is thrown with an initial speed of 3.7 m/s at an angle of 15.4° below the horizontal. It is released 0.83 m above the floor. What horizontal distance does the ball cover before bouncing?
  5. Physics

    A cork shoots out of a champagne bottle at an angle of 39.0 degrees above the horizontal. If the cork travels a horizontal distance of 1.10 m in 1.40 s, what was its initial speed?
  6. math

    calculate the measures of the point angles of the star-shaped polygons shown. I know you can see the firgure but its 140 degree angle. To measure them do I do 360/140=2.57?
  7. physics

    a projectile with a horizontal component of 13m/s and a vertical component of 18 m/s would have an overall velocity of m/s??? at and angle of ?? above the horizontal. Can you please help me fill in the two blanks thank you
  8. WORK

    A crate is dragged 15m along a horizontal surface by a rope which makes an angle of 37° with the horizontal. How much work is done? Please help me with this question.
  9. Physics

    A force of 73.8 newtons is applied to travel bag at an angle 39.0° with the horizontal. What are the horizontal and vertical components of the force?
  10. Physics

    Double check this for me: A player kicks a football with an initial velocity of 3.00 m/s at an angle of 60.0* above the horizontal. What is the horizontal distance traveled by the football? s = vi*t + (1/2)(a)(t2) 0 = 3sin(30)t + 0.5(-9.8)(t2) t = 0.306
  11. ela

    can you proof read once more please it was grammar worksheet i just corrected but i thought it will lots of mistake that why i gave to you to proofread. tomorrow i have to tell the answers because everyone has some paragraph On April 9, 1917, Easter
  12. algebra

    in a triangle abc, the measure of angle b is 34 degrees more than three times the measure of angle a. the measure c is 56 degrees more than the angle a. what is the measure of each angle
  13. Algebra

    The measure of the smallest angle of a triangle is one-fourth the measure of the largest angle. The measure of the second angle is 36 less than the measure of the largest angle.
  14. Math

    My friend and I are both going to start working. I'm starting Sunday and will have every 9th day off. She's starting Monday (the day after me) and will have every 6th day off. When is the first day we'll both have off to go to the mall? I'll need the
  15. Math

    Select all the true statements about identities. A) You may use proven identities to prove other identities. B) An identity is true only for restricted values of the variables. C) You can prove an identity by graphing the side to the left of the equal
  16. Spanish

    i need help translating these sentences. only using the verb "estar" 1. My grandfather took my brother to the university. 2. My best friend is my work colleague. 3. It's my boyfriends necktie. 4. My female cat is in the garden. 5. My male cousin and I had
  17. Math

    Six girls each invited a date to the Sadie Hawkins dance. Before they joined in the fun, each couple worked in a different booth. The booths were Popcorn Sales, Marriage, Hayrides, Old Time Photos, Lemonade, and Raffle Tickets. Grab your partner and go
  18. Physics

    A car travels due east with a speed of 40.0 km/h. Raindrops are falling at a constant speed vertically with respect to the Earth. The traces of the rain on the side windows of the car make an angle of 54.0° with the vertical. Find the velocity of the rain
  19. PHYSICS

    A baseball is thrown with an initial velocity of magnitude v at an angle of 21.8 with respect to the horizontal (x) direction. At the same time, a second ball is thrown with the same initial speed at a different angle A with respect to x. If the two balls
  20. math

    if you do a job in 4 hours, and your friend can do the same job but in 6 hours, and if you both work together how long will it take to complete the job?
  21. Talent Shows

    In class I have to do a talent show. If I learn karate from my friend do YOU think that is okay for a talent show?
  22. math

    The figure above consists of two equilateral triangles, one of which is inside the other. If the unshaded region within the larger triangle makes up 8/9 of that triangle's area, what is the ratio of the perimeter of the larger triangle to the perimeter of
  23. Geometry

    A right triangle has exterior angles at each of its acute angles with measures in the ratio 13:14. Find the measure of the smallest interior angle of the triangle. 40 (degrees) 50 (degrees) 130 (degrees) 140 (degrees) Please help? Thanks
  24. Physics

    A projectile is launched at an angle of 30 to the horizontal with a speed of 30 m/s. How does the horizontal component of its velocity 1.0 s after launch compare with its horizontal component of velocity 2.0 s after launch?
  25. physics

    A projectile is launched at an angle of 30 to the horizontal with a speed of 30 m/s. How does the horizontal component of its velocity 1.0 s after launch compare with its horizontal component of velocity 2.0 s after launch?
  26. Physics

    A projectile is launched at an angle of 30 to the horizontal with a speed of 30 m/s. How does the horizontal component of its velocity 1.0 s after launch compare with its horizontal component of velocity 2.0 s after launch?
  27. Physics

    A projectile is launched at an angle of 30 to the horizontal with a speed of 30 m/s. How does the horizontal component of its velocity 1.0 s after launch compare with its horizontal component of velocity 2.0 s after launch?
  28. algebra

    how do you get the y on the same side as the x? (5y=46-7x)
  29. Physics

    Two crewmen pull a raft through a lock, as shown in the figure . One crewman pulls with a force of 130 at an angle of 34° relative to the forward direction of the raft. The second crewman, on the opposite side of the lock, pulls at an angle of 45°. With
  30. trig

    Find all solutions to the following triangle. (Round your answers to one decimal place. If either triangle is not possible, enter NONE in each corresponding answer blank.) A = 115.2¡ã, a = 43.6 cm, b = 23.1 cm First triangle (assume B ¡Ü 90¡ã): B =
  31. Statistics PLEASE help

    I need help for a physics error analysis assignment and I have no background understanding whatsoever of statistics since I've never taken it and it all seems so foreign to me without any teaching. Can someone please help me with these questions? 1) One
  32. physics (vector)

    the direction of forces 1n,2n,3nacting at a point are parallel to the sides of an equilateral triangle.the magnitude of the resultant is what? How
  33. Geometry

    One leg of a right triangle has a length of 15 m. The other sides have lengths that are consecutive integers. Find the number of meters in the perimeter.
  34. geometry

    the diagram below shoes a pennant in the shape of an isosceles triangle. the equal sides each measure 13, the altitude is x+7 and the base is 2x.
  35. Physics(Please help)

    A uniform horizontal beam is attached to a vertical wall by a frictionless hinge and supported from below at an angle è = 38o by a brace that is attached to a pin. The beam has a weight of 347 N. Three additional forces keep the beam in equilibrium. The
  36. Precalculus

    This figure shows concentric circles of radii 3 and 5, respectively, centered at the origin of an xy-coordinate system. A ray from the center at an angle of t degrees to the x-axis cuts the two circles at points A and B. From A, a vertical line is drawn;
  37. MATH

    Kyle is making a model of an Egyptian pyramid for his history class. Each side of the pyramid he makes has a base of 18.6 cm and height 14.8 cm. Calculate the height of Kyle's pyramid to the nearest tenth of a centimeter. Don't I need an angle to calculate
  38. physics

    You hold one end of a rope and pull horizontally with a force of 65N. Calculate the tension in the rope if the other end is tied to a wall and held by a friend who pulls with 65 N in the opposite direction. It's tied to a object on a smooth ice.
  39. physics please help!!

    You are lost in the woods with a friend. He's nearsighted and you're farsighted. You decide to start a fire to attract attention. Thankfully, it's a bright sunny day and you're both wearing your glasses. Whose glasses do you use to focus the sun's light to
  40. College Algebra

    Jen recently rode her bicycle to visit her friend who lives 12 miles away. On her way there, her average speed was 10 miles per hour faster than on her way home. If Jen spent a total of 1 hour bicycling, find the two rates.
  41. Physics

    An ant climbs onto the side of a bicycle tire a distance of 40.0 m from the hub. If the 0.010 g ant can hold onto the tire with a force of 4.34*10 to the -4, at what frequency would the tire fling the ant of assuming the wheel is spun on a horizontal
  42. force

    A 10-kg box is pulled along a horizontal surface by a force of 40N applied at a 30° angle above horizontal. The coefficient of kinetic friction is 0.3. Calculate the acceleration
  43. physics

    Three blocks, with masses m1 = 5.90 kg, m2 = 5.50 kg, and m3 = 7.10 kg, are pull on a horizontal frictionless surface by a 18.00 N force that makes a 39 o angle (θ) with the horizontal. What is the magnitude of the tension between the m2 and m3
  44. physics

    A box has a mass of 0.215 kg. It is on a very smooth (frictionless) horizontal surface and is acted upon by a force of 2.27 N at an angle of θ = 37.6° with the horizontal. What is the acceleration of the box?
  45. Trigonometry

    A ball is thrown with an initial velocity of 65 feet per second, at an angle of 55° with the horizontal. Find the horizontal component of the velocity. Round to two decimal places.
  46. physics

    Dan applies a force of 92 N on a heavy box by using a rope held at an angle of 45 degrees with the horizontal. What are the vertical and horizontal components of the 92 N force?
  47. physics

    you throw a ball from a cliff with an initial velocity of 15m/s at an angle of 20° below the horizontal.find(a) its horizontal displacement and(b) its vertical displacement 2.3sec later?
  48. Math

    Im really struggling with these proving identities problems can somebody please show me how to do these? I'm only aloud to manipulate one side of the equation and it has to equal the other side of the equation at the end Problem 1. Sinx/(cotx+1) +
  49. Math

    My watch is 1 second fast each hour, and my friend's is 1.5 seconds slow each hour. Right now they show the same time. When will they show the same time again?
  50. PSY

    In an English class last semester, Foofy earned a 76 1X 5 85, SX 5 10). Her friend, Bubbles, in a different class, earned a 60 1X 5 50, SX 5 4). Should Foofy be bragging about how much better she did? Why?
  51. English

    What word does not belong? Intimidating Scary Fear Approachable I told my friend Intimidating does not belong. She said Approachable. Who is right?
  52. Physics

    At a restaurant, your glass of water contains 25% ice while your friend’s glass of water contains 75% ice. What can you say about their temperatures? Explain your answer
  53. Physics

    At a restaurant, your glass of water contains 25% ice while your friend’s glass of water contains 75% ice. What can you say about their temperatures? Explain your answer.
  54. Phsyics(Please respond)

    A uniform horizontal beam is attached to a vertical wall by a frictionless hinge and supported from below at an angle è = 38o by a brace that is attached to a pin. The beam has a weight of 347 N. Three additional forces keep the beam in equilibrium. The
  55. 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-{\rm kg} driver.
  56. physics

    A ware house worker pushed a crate along the floor, as shown in fig 4.34, by a force of 10N that points downward at an angle of 45 degrees below the horizontal. Find the horizontal and vertical components of the push.
  57. CDA

    One of the children in your care asks, "Why can't Sonya walk?" in reference to a four-year-old child with cerebral palsy. The best response is A. "Sonya has special needs so please be kind to her." B. "It doesn't matter, she's still our friend, right?" C.
  58. English

    1. Do first things first. 2. Do the first things first. (Which one is right?) 3. What kinds of health problems does the people in the pictures have? Look at the person in Picture One. He is holding a measuring tape. Doesn't he look heavy? He needs to be on
  59. Geometry

    1. One angle of a rhombus measures 60 degrees. If the perimeter ois 20 inches, find the length of both diagonals. 2. An equilateral triangle has an altitude of 18 inches. Find the are and perimeter of the triangle
  60. maths

    AD is the median of triangle ABC and G divides AD in the ratio 2:1 .Prove that area (triangle AGB )= area (triangle BGC )=area (triangle AGC )=1÷3area (triangle ABC )
  61. Physics

    An arrow is shot at a 30.0° angle with the horizontal. It has a velocity of 49 m/s. (a) How high will the arrow go? m (b) What horizontal distance will it travel? m
  62. physics

    a 50-N force is directed at an angle of 50 degrees above the horizontal. resolve this force into vertical and horizontal components.
  63. Psychology

    Given your knowledge of dualism, choose the best interpretation of presence of dualism in this excerpt from an Emily Dickinson poem: The brain is wider than the sky, For, put them side by side, The one the other will include With ease, and you beside.
  64. Poetry

    Given your knowledge of dualism, choose the best interpretation of presence of dualism in this excerpt from an Emily Dickinson poem: The brain is wider than the sky, For, put them side by side, The one the other will include With ease, and you beside.
  65. Physics

    Can someone help me get started on this problem? A launcher fires a projectile with a velocity of 6.31m/s. Determine the horizontal distance of the projectile (in the air) at 5 degrees. Recalculate this distance at 10, 15, 20.... (5 degree increments) up
  66. english

    when writing, can a claim be true or false depending on the context of the paper? Yes, if that paper is the authority of truth for the claim. It depends on what you're claiming. If you are writing an argument, the claim needs to be supportable on either
  67. COLLEGE PHYSICS

    A rollercoaster car of mass 600.0 kg is moving 2.4m/s at the top of a peak that is 25m off the ground. The car moves down slope and up the next hill. Assume that it loses 20,000J of energy by the next time it gets to the top of the next peak due to
  68. physics

    A ship maneuvers to within 2.47×103 m of an island’s 1.76 × 103 m high mountain peak and fires a projectile at an enemy ship 6.13 × 102 m on the other side of the peak, as illustrated. The ship shoots the projectile with an initial velocity of
  69. maths

    if the sides of a triangleABC is 16cm,19cm and 15cm what about the angleB is it the greatest or smallest angle or is angleB = angleC or ia angleA the smallest angle? plz help
  70. Biochemistry

    Amylase is secreted by your pancreas into your small intestine where amylase helps you digest the starches in your diet. Amylase does this because it is an enzyme, a protein that catalyzes a chemical reaction. In this case, amylase catalyzes the breakdown,
  71. science(velocity&speed)

    these are the only 2 questions i don't get: -how long would it take for a car to travel a distance of 200 km if it is travaling at a velocity of 55 km/hr? is the answer 4hrs and 3 min.? -an an carries food at a speed of 1 cm/s.how long will it take the ant
  72. Algebra 2

    Posted by Christian on Monday, May 7, 2007 at 11:34am. The area of a rectangular blanket in square centimeters is 40x^2+2x-65. The width is 4x-5 cm^2. Find the dimensions of the blanket in terms of x. For Further Reading Algebra 2 - Brown, Monday, May 7,
  73. business law

    Ron supervises delivery of flowers for a wholesale distributor of fresh flowers, Flowers. Inc. In order to accommodate one of the company’s best customers, Ron offers to immediately rush a delivery of fresh peonies. All of the delivery trucks are
  74. Geometry

    The measure of an exterior angle of a regular polugon is given. Find the measure of an interior angle. Then find the number of sides. 1) The measure of the exterior angle is x.
  75. Math please help!!

    In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB=DE, BC=EF, and ∠A=∠D, then we cannot deduce that ABC and DEF are congruent. However, there are a few
  76. physics

    Harper applies a force of 92 N on a heavy box by using a rope held at an angle of 45 degrees with the horizontal. What are the vertical and horizontal components of the 92N force?
  77. physics

    A box has a mass of 0.345 kg. It is on a very smooth (frictionless) horizontal surface and is acted upon by a force of 3.76 N at an angle of θ = 57.1° with the horizontal. The magnitude of the acceleration of the box is m/s2?
  78. physics

    How fast do you need to swing a 180-g ball at the end of a string in a horizontal circle of 0.6-m radius so that the string makes a 33∘ angle relative to the horizontal?
  79. Physics

    A ball projected with an initial velocity u at an angle tita to the horizontal cover a horizontal range of 26m after 5sec. Cal. The value of u and tita? g=10ms-1
  80. Physics/math

    A gun with a muzzle velocity of 1200 feet per second is fired at an angle of 6 degrees with the horizontal. Find the vertical and horizontal components of the velocity.
  81. Math

    An airplane is descending 225 feet per 1000 feet of horizontal distance covered. What is the cosine of the angle that its path of descents makes with the horizontal.
  82. Physics

    How fast do you need to swing a 190-g ball at the end of a string in a horizontal circle of 0.6-m radius so that the string makes a 30 degree angle relative to the horizontal?
  83. Physics

    A soccer ball is kicked from the ground at an angle of θ = 41 degrees with respect to the horizontal. The hang time of the ball is tm = 0.9 s. What is the horizontal distance in meters??????
  84. physics

    A superhero flies 172 m from the top of a tall building at an angle of 23 ◦ below the horizontal. What is the horizontal component of the superhero’s displacement? Answer in units of m.
  85. physics

    An object of mass m = 5 kg is suspended by three cables as shown in the figure. If the tension T2 in the horizontal cable is 12 N: 1) What is the angle ƒáƒn that the left cable makes with the horizontal?
  86. physics

    A box has a mass of 0.220 kg. It is on a very smooth (frictionless) horizontal surface and is acted upon by a force of 2.36 N at an angle of θ = 44.8° with the horizontal. The magnitude of the acceleration of the box is m/s2?
  87. Physics

    A superhero flies 235 m from the top of a tall building at an angle of 15◦ below the horizontal. What is the horizontal component of the superhero’s displacement? Your answer must be within ± 5.0%
  88. Physics

    How fast do you need to swing a 180-g ball at the end of a string in a horizontal circle of 0.6-m radius so that the string makes a 35∘ angle relative to the horizontal?
  89. physics

    How fast do you need to swing a 180-g ball at the end of a string in a horizontal circle of 0.6-m radius so that the string makes a 35∘ angle relative to the horizontal?
  90. MATH

    1.Isoscles obtuse triangle TRI with vertex angle T. 2.Rhombus RHOM with acute <H and the shorter diagonal. 3.Scalene right triangle SCA with midpointsL<M and N on SC, CA, and SA, respecitively. 4.Trapeoziod TRAP with TR|| A[, RE PA and P,E and A
  91. heeeeeeelp geometry

    In a triangle ABC, BK is an angle bisector. A circle with radius 5/3 passes through the vertex B, intersects AB at a point L, and is tangent to AC at K. It is known that the length of AC is 3√3, and the ratio of the lengths |AK| to |BL| is 6:5. The
  92. geometry

    Isosceles $\triangle{ABC}$ has a right angle at $C$. Point $P$ is inside $\triangle{ABC}$, such that $PA=11$, $PB=7$, and $PC=6$. Legs $\overline{AC}$ and $\overline{BC}$ have length $s=\sqrt{a+b\sqrt{2}}$, where $a$ and $b$ are positive integers. What is
  93. Physics - Electromagnetism

    A square loop (length along one side = 20 cm) rotates in a constant magnetic field which has a magnitude of 2.0 T. At an instant when the angle between the field and the normal to the plane of the loop is equal to 20 and increasing at the rate of
  94. 11th grade

    A sign is being held up by two walls which are 22ft apart. You want the sign, which has a mass of 200kg, to hang in the middle of the two walls. If you have 50ft of rope, which has a breaking point of 2200N, and you want the sign to hang in equilibrium,
  95. Physics

    A launcher fires a projectile with a velocity of 6.31m/s. Determine the horizontal distance of the projectile (in the air) at 5 degrees. Recalculate this distance at 10, 15, 20.... (5 degree increments) up to 90 degrees (at which point the horizontal
  96. Physics Help!

    A 2.2 kg mass is attached to a spring with a force constant of 560 N/m on a smooth horizontal surface. The mass is pulled to one side, released, and allowed to oscillate back and forth. (a) find the maximum compression and expansion of the spring if the
  97. Maths

    The triangle is called ABC. Angle B has an angle of 90 degrees. The length of AB is 15mm and the length of BC is 16mm. Find the length of AC
  98. Geometry

    What is the measure of the complement of a 67 degree angle? The measure of the vertex angle of an isosceles triangle is 58. What is the measure of one of the base angles?
  99. social psych

    Research on motivation and culture would suggest that Susan, an American child, would be more motivated to perform while engaging in which of the following tasks? A. A puzzle that her teacher asked her to do B. Reading a book that her mother picked out for
  100. Math

    Yolando Bravo wants to make the following deposit: 1 20 dollar bill 3 5 dollar bills 4 1 dollar bills 7 quarters 6 dimes 8 nickels 64 pennies 1 paycheck for $328.92 1 refund check for %18.95 i try to do this i been stuck on this problem all freaking day