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November 27, 2014

Search: A 15-ft ladder leans against a wall. The bottom of the ladder is 4 ft from the wall. The bottom is pulled out 3 ft farther. How much does the top end move down the wall?

Number of results: 10,144

algebra
If John stands near a 30 foot tall tree and leans a 50 foot tall ladder against the tree that reaches to the top of tree, then how far is John standing away from the tree? (Round to the nearest hundredth)
June 18, 2014 by Anonymous

Physics
A block of mass 9.00 kg is pushed up against a wall by a force P that makes a 50.0 angle with the horizontal as shown below. The coefficient of static friction between the block and the wall is 0.245. Determine the possible values for the magnitude of P that allow the block ...
June 6, 2012 by Kathy

Physics
Two identical charged particles of mass m=1.6 kg and electric charge Q=-5.2 μC are placed on an frictionless 26 incline. One of them falls down to the bottom and stops against the wall. The other stays at rest in the middle of the incline as shown in Figure. Find is the ...
June 13, 2012 by Alex

physics
A 3.3-kg ball of clay with a speed of 14 m/s is thrown against a wall and sticks to the wall. What is the magnitude of the impulse exerted on the ball?
June 12, 2012 by lanre

physics
A tennis ball with a speed of 12.5 m/s is moving perpendicular to a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 11.4 m/s. If the ball is in contact with the wall for 0.0139 s, what is the average acceleration of the ball while it ...
May 20, 2013 by john

physics
A 13 N horizontal force pushes a block weighing 4.5 N against a vertical wall (Fig. 6-26). The coefficient of static friction between the wall and the block is 0.68, and the coefficient of kinetic friction is 0.35. Assume that the block is not moving initially. In unit-vector ...
March 6, 2011 by karim

physics
A 10 N horizontal force pushes a block weighing 4.9 N against a vertical wall (Fig. 6-26). The coefficient of static friction between the wall and the block is 0.55, and the coefficient of kinetic friction is 0.35. Assume that the block is not moving initially. In unit-vector ...
October 23, 2011 by Andrea

Physics Classical Mechanics
A stick of length l = 65.0 cm rests against a wall. The coefficient of static friction between stick and the wall and between the stick and the floor are equal. The stick will slip off the wall if placed at an angle greater than θ = 39.0 degrees. What is the coefficient ...
November 27, 2013 by Anonymous

Physics
A tennis ball with a speed of 14m/s is moving perpendicular to a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 11.41m/s. If the ball is in contact with the wall for 0.0112s, what is the average acceleration of the ball while it is ...
September 14, 2012 by sam

Maths
The perimeter of a rectangular wall is 56m, there are 4 circular windows with a circumference of 7,54m each, the wall has 2 standard doors. What is the length and the width of the wall?
April 14, 2013 by Lubeth

physics
need help quick: Magen's mass is 25 kg. She climbs the 4.5-m ladder of a slide, and reaches a velocity of 3.0 m/s at the bottom of the slide. How much work was done by friction on Magen?
December 1, 2011 by Steve

Physics
A 1.2 kg object is moving with a speed of 8.0 m/s collides perpendicularly with a wall and emerges with a speed of 6.0m/s in the opposite direction perpendicular to the wall. If the object is in contact with the wall for 2.0m/s. What is the magnitude of the average force on ...
July 13, 2013 by Briana

physics
A 2.80 kg steel ball strikes a massive wall at 12.8 m/s at an angle of alpha = 50.9 with the plane of the wall. It bounces off with the same speed and angle. If the ball is in contact with the wall for 0.156 s, what is the magnitude of the average force exerted on the ball by...
February 24, 2012 by Tom

Dynamics
The rotor is an amusement park ride where a person enters the Rotor when it is stationary and stands against the wall with their back against the wall. The rotor then begins to spin around a vertical axis. After reaching cruising speed, the floor drops away and the patron is ...
September 28, 2012 by Connor

physics
A bullet is fired through a wall that is 10.0 cm. thick. The bullet entered the wall at 400. m/s, and it exited from the wall at 220. m/s. What was the average acceleration of the bullet while it was passing through the wall?
August 24, 2012 by tyler

physics
A 17 N horizontal force F pushes a block weighing 3.0 N against a vertical wall. The coefficient of static friction between the wall and the block is 0.65, and the coefficient of kinetic friction is 0.45. Assume that the block is not moving initially. (a) Will the block move? ...
July 14, 2010 by Sam

physics
A 12 N horizontal force pushes a block weighing 5.0 N against a vertical wall (Fig. 6-26).The coefficient of static friction between the wall and the block is 0.60, and the coefficient of kinetic friction is 0.40. Assume that the block is not moving initially. (a) Will the ...
January 5, 2014 by Hamed

physics
a pole 10m long rests slantly against a vertical wall ab making 60 degrees with the horizontal (ground). find how faris the foot of the pole from the wall
June 4, 2014 by aakaash

physics
At an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis. People sit in seats facing the axis, their backs against the outer wall. At one instant the outer wall moves at a speed of 3.2 m/s, and an 83 kg person feels a 525 N force ...
October 1, 2008 by Jen

physics
At an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis. People sit in seats facing the axis, their backs against the outer wall. At one instant the outer wall moves at a speed of 3.04 m/s, and an 65.2-kg person feels a 290-N ...
October 8, 2012 by Jane

Physics
At an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis. People sit in seats facing the axis, their backs against the outer wall. At one instant the outer wall moves at a speed of 3.44 m/s, and an 64.3-kg person feels a 277-N ...
October 3, 2013 by Tyler

math
Mr. Garcia is going to pain a mural on one wall. There is a rectangular shaped window that is 24 in. wide and 36 in. high on the wall. How many square feet of the wall will be painted?
January 25, 2012 by Jeanne

Physics
In a popular amusement park ride, a rotating cylinder of radius 3.0 m is set in rotation at an angular speed of 0.80 revolutions per second. The floor then drops away, leaving the riders suspended against the wall in a vertical position. (a) What minimum coefficient of ...
October 20, 2011 by harrison

Physics
A ball moves at 33m/s through a wall of donuts 31 cm thick. It comesout of the donut wall at 18 m/s. How much time does it spend in the wall of donuts? How thick would the wall of dounts need to be to stop the ball entirely? Is the answer 1.3 secondsand the wall would need to ...
January 10, 2009 by George

math
a student is painting one wall of a room. a square window is located in the middle of the wall to be painted. the window measures 3 feet on one side. the area of the wall, not including the window, is 80ft squared. find the height of the wall to the nearest tenth.
January 10, 2012 by jaz

physics
Which direction will the support force by the wall point when the force diagram is drawn? The book is held motionless against a wall by yout hand. (Up, down, legt or right?)
July 19, 2012 by dominique

10 grade
A 80 slug car runs into a wall while moving at 10ft/s. If the car bounces off the wall with the same speed it struck it with as a result of having been in contact with the wall for .8 second, then find... a)... The initial momentum of the car b)... The final momentum of the ...
February 10, 2011 by sravya

geometry
your neighbor is standing at the top of a 14 foot ladder. the base of the ladder is 4 feet from the house. how far off the ground is the neighbor
February 18, 2013 by ashley

trig
A 15 ft. ladder makes a 35o angle with the side of a house. To the nearest tenth of a foot how high up on the house does the ladder come?
May 27, 2014 by danielle

trig
A 15 FOOT LADDER MAKES 52 DEGREES ANGLE WITH THE GROUND.HOW FAR WILL THE TOP OF THE LADDER BE ABOVE THE GROUND?
October 19, 2012 by GLAIZY JEAN

Physics
A tennis ball with a velocity of 24.4 m/s is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 16 m/s. If the ball is in contact with the wall for 0.013 s, what is the average acceleration of the ball while ...
September 27, 2012 by Diego

Physics
A 2.5kg ball strikes a wall with a velocity of 8.5m/s to the left. The ball bounces off the wall with a velocity of 7.5m/s to the right. If the ball is in contact with the wall for .25s, what is the constant force exerted on the ball by the wall?
May 9, 2012 by Sarah

Physics(URGENT!!!!)
A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m= 100 g and length l= 35...
December 9, 2013 by keitanako

PHYSICS
Jason is practicing his tennis stroke by hitting balls against a wall. The ball leaves his racquet at a height of 57 cm above the ground at an angle of 80 with respect to the vertical. (a) The speed of the ball as it leaves the racquet is 17 m/s and it must travel a distance ...
October 16, 2007 by STEPH

Physics
You throw a ball with a speed of 30 m/s at an angle of 40.0 above the horizontal directly toward a wall. The wall is 22.0 m from the release point of the ball. (a) How long does the ball take to reach the wall? (b) How far above the release point does the ball hit the wall? (...
October 30, 2011 by Alex

math
Uniform rod AB with end B resting against rough vertical wall. Coefficient of friction between wall and rod is μ. Rod is 2m long and has mass 3kg. Rod is kept in limiting equilibrium by a light inextensible string, one end of which is attached to the end A of the rod and ...
April 23, 2014 by Michael

mechanics
Consider a jet of water striking a vertical wall horizontally a speed of v. After hitting the wall, the water moves along the wall. If the area of cross-section of the water jet is S, Find the force that it applies on the wall. Take the mass density of water to be p.
April 12, 2011 by maan

mechanics
Consider a jet of water striking a vertical wall horizontally a speed of v. After hitting the wall, the water moves along the wall. If the area of cross-section of the water jet is S, Find the force that it applies on the wall. Take the mass density of water to be p.
April 15, 2011 by mittal

Physics
A tennis ball of mass 57. g bounces off a wall. Right before hitting the wall, the ball is moving to the right and up with vx=+40. m/s and vy=+10. m/s. Right after bouncing off the wall, the ball is moving to the left and up with vx=-35. m/s and vy=+10. m/s. If the ball is in ...
October 25, 2010 by Gharib

Physics
A tennis ball of mass 57. g bounces off a wall. Right before hitting the wall, the ball is moving to the right and up with vx=+40. m/s and vy=+10. m/s. Right after bouncing off the wall, the ball is moving to the left and up with vx=-35. m/s and vy=+10. m/s. If the ball is in ...
October 14, 2009 by Nala

Science
A horizontal force 10 N is necessary to just hold a block stationary against a wall . The coefficient of friction between the block and the wall is 0.2 . The weight of the block will be ?
April 22, 2014 by Lalit

physics
The Wall of Death in an amusement park is comprised of a vertical cylinder that can spin around the vertical axis. Riders stand against the wall of the spinning cylinder and the floor falls away leaving the riders held up by friction. The radius of the cylinder is 4.2 m and ...
February 13, 2008 by shelby

Calculus
A fence 8 ft. tall runs parallel to a tall building at a distance 4 ft. from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
January 3, 2011 by Joe Schmo

Math
A fence 8 ft tall runs parallel to a tall building at a distance of 4 ft from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
November 14, 2011 by Emily

Maths
A fence that is 4 metres tall runs parallel to a tall building at a distance of 1 metre from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
May 13, 2012 by Arjun

Dwamena Akenten SHS
A pole 25m long is placed against a vertical wall such that its lower end is 7m from the foot of the wall on the same horizontal ground. If the upper end of the pole is push down by 2m, calculate correct to 2 significant figure: 1) how much further away from the wall the lower...
May 3, 2013 by Derrick

Physics
If I take a glob of mud and throw it against a wall with the speed of V and stops in time T and than I take a ball and throw it and it hits the wall with speed V and leaves the wall a time T later at a speed of 0.5V and they both have same value and mass, which one involves a ...
October 3, 2010 by Allen

physics
A beam of red laser light (λ = 633 nm) hits a black wall and is fully absorbed. If this exerts a total force F = 5.9 nN on the wall, how many photons per second are hitting the wall?
May 1, 2011 by marlow

Physics
A box is held against a wall (not resting on the ground). What minimum horizontal force will JUST prevent the 5.0kg box from sliding if the coefficient of friction betweent he wall and the box is 0.65?
March 10, 2013 by Julia

Physics
A 275-gram ball bounces off a wall. The ball stays in a horizontal plane throughout the motion. The ball strikes the wall with a speed of 4.50 m/s at an angle of 𝜃 = 35.0o relative to the wall and rebounds with the same speed at the same angle. If the ball is in ...
May 27, 2014 by Tim

trigonometry, check please
A 12 ft. ladder makes a 33o angle with the side of a house. To the nearest tenth of a foot how high up on the house does the ladder come? I set it up 12xcos33 giving me 10.0
June 1, 2014 by Anonymous

physics
A 1 kg steel ball strikes a wall with a speed of 9.99 m/s at an angle of 55.1 ◦ with the normal to the wall. It bounces off with the same speed and angle. If the ball is in contact with the wall for 0.292 s, what is the magnitude of the average force exerted on the ball ...
October 7, 2008 by Anonymous

physics
A 1 kg steel ball strikes a wall with a speed of 9.99 m/s at an angle of 55.1 ◦ with the normal to the wall. It bounces off with the same speed and angle. If the ball is in contact with the wall for 0.292 s, what is the magnitude of the average force exerted on the ball ...
October 7, 2008 by Anonymous

math
A 16-ft ladder is placed 4-ft from the base of the building. How high on the building will the ladder reach?
December 3, 2012 by michael

Physics
A 500N person stands 2.5m from a wall against which a horizontal beam is attached. The beam is 6m long and weighs 200N. A cable is attached to the free end of the beam and makes an angle of 45 to the horizontal and is attached to the wall. 1)Determine the magnitude of the ...
December 2, 2009 by Sabeeh

physics
A particle travels between two parallel vertical walls separated by 11 m. It moves toward the opposing wall at a constant rate of 5.2 m/s. It hits the opposite wall at the same height. The acceleration of gravity is 9.8 m/s2. a) What will be its speed when it hits the opposing...
September 12, 2012 by Jeff

Physics 121 HW
A sign has a mass of 1050 kg, a height h = 1 m, and a width W = 4 m. It is held by a light rod of length 5 m that is perpendicular to a rough wall. A guy wire at 23 to the horizontal holds the sign to the wall. Note that the distance from the left edge of the sign to the wall...
July 14, 2010 by Jay

calculus
an 8ft 2 by 4 is leaning against a 10ft wall. THe lower end of the 2 by 4 is pulled away from the wall at the rate of 1ft/sec. How fast is the top of the 2 by 4 moving toward the ground (a) when it is 5 ft from the ground and (b) when it is 4 ft from the ground?
October 6, 2010 by Joshie

Physics
A 2 kg steel ball strikes a wall with a speed of 8.15 m/s at an angle of 54.4◦ with the normal to the wall. It bounces off with the same speed and angle, as shown in the figure. If the ball is in contact with the wall for 0.243 s, what is the magnitude of the average ...
November 2, 2011 by Seth

Physics-coefficient of friction
What's the minimum coefficient of friction between the ladder (of length d) and the ground will keep it from slipping? (consider the wall frictionless) (θ=56.5 degrees) I think the formula is supposed to be mg L/2 sin y, but it does not provide a length, nor a mass. How ...
November 11, 2014 by Chris

physics
What is the total force on the bottom of a swimming pool 22.0 m by 8.9 m whose uniform depth is 1.6 m? What is the absolute pressure on the bottom of a swimming pool? What will be the pressure against the side of the pool near the bottom?
November 16, 2010 by Cory

Maths
if there is a cylindrical ride (radius r) and when it rotates the person feels pinned tot he wall and then the floor drops away. how would i start to find the equation of the angular speed needed to keep the person against the wall????
October 22, 2011 by Sarah

physics
a snow ball at 0 degrees celsius is thrown against a brick wall. if all the kinetic energy of the snowball turns to heat upon striking the wall, how fast must you throw the snowball to cause it to melt completely?
April 14, 2012 by Anonymous

physics
A 1290-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1920-N crate hangs from the far end of the beam. the angle going from the top of the beam o the brick wall is at 50.0 degrees. the angle from the bottom of the ...
March 4, 2011 by TaylorBaum

physics
moving car runs into stationary car, (against a wall)car does not move, however, the wall push back cancelling the force. Explain Newton's law that apply. Thanks, George
December 22, 2012 by george

Physics(work and energy)
A cannon ball is fired so that it hits the wall at the top of a 10m tower.If the energy needed to destroy the wall is 49000 F and the mass of the cannon ball is 10 k, the minimum initial velocity of the cannon ball required to break the tower wall is A 100 m/s b 200 m/s c 300 ...
May 20, 2012 by TOM

Dr. Bob can you look at this
If I take a glob of mud and throw it against a wall with the speed of V and stops in time T and than I take a ball and throw it and it hits the wall with speed V and leaves the wall a time T later at a speed of 0.5V and they both have same value and mass, which one involves a ...
October 3, 2010 by Allen

physics
A tennis ball with a velocity of +9.6 m/s to the right is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a velocity of -5.8 m/s (to the left). If the ball is in contact with the wall for 0.013 s, what is the average ...
October 6, 2012 by Mackenzie

physics
a ball of radius 5cm is hung against the wall with an 8cm rope from one side of the ball.it has mass of 60newtons.fined the tension in the rope and the reaction at the wall.
March 4, 2012 by Anonymous

uta
A tennis ball with a speed of 25.9 m/s is moving perpendicular to a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 21.3157 m/s. If the ball is in contact with the wall for 0.0133 s, what is the average acceleration of the ball while ...
September 14, 2011 by suraj suwal

physics
-------------------------------------------------------------------------------- A tennis ball with a speed of 11.4 m/s is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 8.64 m/s. If the ball is in contact...
September 14, 2013 by elizabeth

physics 121 hanging sign
A sign has a mass of 1050 kg, a height h = 1 m, and a width W = 4 m. It is held by a light rod of length 5 m that is perpendicular to a rough wall. A guy wire at 23 to the horizontal holds the sign to the wall. Note that the distance from the left edge of the sign to the wall...
July 14, 2010 by Jay

Physics
A tennis ball with a speed of 5.0 m/s is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 3.0 m/s. If the ball is in contact with the wall for 0.013 s, what is the average acceleration of the ball while it ...
August 29, 2012 by Ashley

Physics
A spherical mooring buoy 36cm in diameter with a mass of 43 kg is fastened to a cleat on the top ofthe sea wall by a 50 cm long line, as shown. The force against the sea wall is a. 73N b.87N c. 104N d.116N e. None of these
November 18, 2010 by Gerard

physics
If you stand next to a wall on a frictionless skateboard and push the wall with a force of 40N, how hard does the wall push on you ? If your mass is 80kg show that your acceleration is 0.5m/s^2
March 5, 2012 by kamish

math,algebra
Can someone set this up in equations so i can solve them i would greatly appreciate it. THanks. Problem #3 The base of a ladder is 14 feet away from the wall. The top of the ladder is 17 feet from the floor. Find the length of the ladder to the nearest thousandth. Problem #4 A...
April 17, 2007 by jasmine20

Math
a diagonal brace is to be placed in the wall of room, the height (y) of the wall is 8 ft and the wall is 16 ft long (x). What is the exact length of the brace?
August 22, 2013 by Anonymous

Math
a wall in front of a house is shown below if 3/5 of the wall is brick how do you determine the height of the brick portion of the wall
April 4, 2014 by Anonymous

physics
IP You want to nail a 2.4kg- board onto the wall of a barn. To position the board before nailing, you push it against the wall with a horizontal force to keep it from sliding to the ground What happens to the force of static friction if you push against the wall with a force ...
November 11, 2010 by mathhelp

math
marcus wants to put a 6 1/2 foot bookcase against a 12 1/4 foot wall.if he centers the bookcase, how far will it be from each end of the wall?
December 10, 2012 by gabby

Physics
A governor (centrifugal pendulum) consists of two 200g spheres attached by light, rigid 10.0cm rods to a vertical rotating axle. The rods are hinged so that the spheres swing out from the axle as they rotate with it. However, when the angle θ is 45.0, the spheres ...
February 23, 2014 by Chrxeyshthoufov

physics
A 220-g ball strikes a wall with a speed of 7.0 m/s and rebounds with only 37% of its kinetic energy. What is the speed of the ball immediately after rebounding? What is the magnitude of the impulse of the ball on the wall? If the ball was in contact with the wall for 9.9 ms, ...
February 27, 2012 by Katie

Social Studies
What role did the Berlin Wall play in the Cold War and what events brought the fall of the Berlin Wall(I know that the wall fell on November 9, 1989)? Im really not sure on this question.
April 22, 2008 by Emily

math
mera painted equal sections of her bedroom wall to make a pattern. She painted 2/5 of the wall white and 1/2 of the wall lavender. Write an equivalent fraction for each using a common denominator.
May 7, 2014 by angelina

Physics MCQ - Quick check
A washing machine spin dryer has a period T. In order to triple the centripetal acceleration of the clothes in the dryer the period should be ? 3T A cube of mass 2.0 kg is kept pressed against a vertical wall by applying a horizontal force of 60N. If the coefficient of ...
April 28, 2014 by James Henry the 3rd

college physics
A board of mass m and length L is leaning against a wall. The wall is frictionless, and the coefficient of static friction between the board and the floor is . Find an expression for the minimum angle β at which the board can be leaned without slipping.
May 14, 2010 by Adam

physics-acoustics
1.A wall between two rooms is 20 x 9 ft. The wall construction has Transmission Loss 50 dB at 1000 Hz. In the wall is a small window of size 4 x 2 ft. The window has a tested Transmission Loss of 20 dB at the same frequency. The receiving room has 200 ft^2 Sabine absorption. ...
November 3, 2010 by sandhu

physics-acoustics
1.A wall between two rooms is 20 x 9 ft. The wall construction has Transmission Loss 50 dB at 1000 Hz. In the wall is a small window of size 4 x 2 ft. The window has a tested Transmission Loss of 20 dB at the same frequency. The receiving room has 200 ft^2 Sabine absorption. ...
November 4, 2010 by sandhu

physics
A ruler stands vertically against a wall. It is given a tiny impulse at such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that . The ruler has mass 250 g and length 30 cm. Use m/s for the ...
December 6, 2013 by juanpro

physics
I have been stuck on this for a while now and cant figure out what it is i am doing wrong HELP!!! A tennis ball with a velocity of 15.5 m/s is thrown perpendicularly at a wall. After strik- ing the wall, the ball rebounds in the opposite direction with a speed of 9.3 m/s. If ...
August 20, 2012 by Alex

physics
Although these quantities vary from one type of cell to another, a cell can be 2.10 m in diameter with a cell wall 50.3nm thick. If the density (mass divided by volume) of the wall material is the same as that of pure water, what is the mass (in mg) of the cell wall, assuming...
January 13, 2010 by Toks

Mechanics of Materials
the propane gas tank has an inner diameter of 1500mm and wall thickness of 15mm. If the wall is pressurized to 2MPa, determine the absolute maximum shear stress in the wall of tank.
December 11, 2012 by andy

civil engineering
the propane gas tank has an inner diameter of 1500mm and wall thickness of 15mm. If the wall is pressurized to 2MPa, determine the absolute maximum shear stress in the wall of tank.
December 11, 2012 by andyy

MATH!!!PLEASE HELP!!
A wall is supported by a brace 10 feet long. If one end of the brace is placed 6 feet from the base of the wall, how many feet up the wall does the brace reach? Think of the right triangle frmed by the wall, the floor and the brace, and use the Pythagorean theorem. The brace ...
February 27, 2007 by megan

Math: Calculus
A fence 6 feet tall runs parallel to a tall building at a distance of 2 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
October 29, 2010 by REALLY NEED HELP!!!!

Calc Help Please
A fence 2 feet tall runs parallel to a tall building at a distance of 3 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building? Help!
August 8, 2013 by Anonymous

Algebra 2
A player throws a ball up and toward a wall that is 17 feet high. The height h in feet of the ball after t seconds after it leaves the player's hand is modeled by h=-16t^2+25t+6. If the ball makes it to where the wall is, will it go over the wall or hit the wall?
November 2, 2014 by none

Algebra 2
A player throws a ball up and toward a wall that is 17 feet high. The height h in feet of the ball after t seconds after it leaves the player's hand is modeled by h=-16t^2+25t+6. If the ball makes it to where the wall is, will it go over the wall or hit the wall? Find the ...
November 1, 2014 by KYLA

Calc
A fence 5 feet tall runs parallel to a tall building at a distance of 5 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
April 5, 2009 by Manny

Math
A fence 4 feet tall runs parallel to a tall building at a distance of 2 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
November 7, 2009 by Salman

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