# 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?

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### Math>> Help!!

A 20 foot ladder is leaning against a building.If the ratio of the base of the ladder's distance from the building to its top's height from the ground is 3:4, find how high the top of the ladder is from the ground.

### maths

A 20 foot ladder is leaning against a building.if the ratio of the base of ladder's distance from the building to its top's height from the ground is 3:4,find how high the top of the ladder is from the ground.

### Physics

The Ladder is 5 m long and weighs 180N. The guy weighs 800N, and stops 1m horizontally up the ladder. The bottom of the ladder rest on a horizontal stone ledge at 53.1 degree. Find the normal and he frictional force at the base. HELP!!!

### Physics

The Ladder is 5 m long and weighs 180N. The guy weighs 800N, and stops 1m horizontally up the ladder. The bottom of the ladder rest on a horizontal stone ledge at 53.1 degree. Find the normal and he frictional force at the base. HELP!!!

### Trigonometry

A ladder leaning against a building makes a 40 degree angle with the ground. The top of the ladder reaches 10 feet above the ground. How tall is the ladder to the nearest whole foot?

### MATH

There is a 3-meter tall vertical ladder from the ground to a ramp. The bottom of the ladder is 10 m from the base of the ramp. The distance along the ramp from the top of the ladder to the loading platform is 24 m. How high above the ground is the loading platform?

### Math

A 5.0m ladder is leaning 3.1m up a wall. What is the angle the ladder makes with the ground?

### math(Please help!!!)

A ladder is leaning against a house and is forming a 60 degree angle with the ground. If the top of the ladder is 18 feet off of the ground, how long is the ladder? Leave your answer in exact form.

### math

a 10 foot ladder is leaning againts a wall the base of the ladder is 2 feet from the base of the building, how far up the building does the ladder fall?

### Geometry

A 12 foot ladder leaning at a 75 degree angle how far up the wall does the ladder reach

### Intermediate Algebra

A ladder is leaning against a house. the distance from the top of the ladder to the ground is 12 feet, and the distance from the foot of the ladder to the house is 4 feet. how tall is the ladder?

### Math

A ladder is placed 6 ft aainsgt a 25 ft building. How high above the ground does the ladder touch the wall?

### Calculus

Mr. Cook was painting Arvada West High School, standing on top of a 25]foot ladder. Why? We will never know. However, he was horrified to find the ladder being pulled away by the same notorious student that threw a snowball at Mrs. Evans. The base of the ladder was moving ...

### Geometry

A ladder leans against a house at a 60° angle to the ground. If the ladder extends to a length of 166 inches, what is the height of the house to the nearest hundredth of an inch?

### Geometry

A ladder leans against a house at a 60° angle to the ground. If the ladder extends to a length of 132 inches, what is the height of the house to the nearest hundredth of an inch?

### Math

If a 14-ft ladder leans against a building, with an angle of elevation of 70°, how far up the building will the ladder reach? I believe this requires law of cosines but otherwise I am lost.

### Physics

A ladder 9 meters long is place a wall t base 2 metera away. What is the height reach by the ladder?

### math

A ladder 20 m long touches a wall at the height of 10m find the angle made by the ladder with the horizontal?

### math

If the ladder reaches a height of 12 meters up the wall and has its foot 5meter away from it so can you please help me to calculate the length of the ladder

### physics

An 77 person stands on a uniform ladder 4.0 long, that weighs 100 , as shown in the figure . The floor is rough; hence, it exerts both a normal force, , and a frictional force, , on the ladder. The wall, on the other hand, is frictionless; it exerts only a normal force, . the ...

### physics

Toby the cat is stuck in a tree. Billys dad placed a ladder 5 ft from the base of the tree and then leaned the ladder against the tree. the top of the ladder is where toby is sitting. if the ladder makes a 65 degree angle with the ground, how far up the tree is the cat?

### Math

You lean a 30 foot ladder against your house and it reaches exactly to the top. The ladder makes a 24˚ angle with the ground. How tall is your house? (I drew a picture of a house and the ladder)

### math

toby the cat is stuck in a tree. billys dad placed a ladder 5 feet from the base of the tree and then leaned the ladder against the tree. the top of the ladder is where toby is sitting. if the ladder makes a 65 degree angle with the ground, how far up the tree is the cat?

### math

How far from the wall must you place a ladder of length 12m. if the ladder is to touch a point 10m above the ground?

### math

While working on the roof of his house, John leans a 15 foot ladder against a second story window. If the distance on the ground between the base of the ladder and the house is nine feet, at what height does the ladder reach the second story window? In your final answer, ...

### sciene

A 4 meter long ladder weighing 25kg rest with its upper end against a smooth wall and lower end on rough ground. What should be the minimum coefficient of friction between the ground and the ladder for it to be inclined at 60 degree with the horizontal without slipping?

### WORD PROBLEM

A roofer's 30 FOOT ladder is against the side of a house. It is 8 YARDS from the ground to the top of the house. How far away from the house must he place the foot of the ladder in order to have the top of the ladder meet the roof of the house?

### mathematics

1.a ladder 9.6m long leans against the wall at a point 9m above the ground. find the distance of the foot. 2.a vertical fence post as a shadow 1m long when the angle of elevation of the sun is 45o.find the height of the fence

### math

a 15 foot ladder is leaning against a house. The base of the ladder is 4 feet from the house. to the nearest tenth of a foot, how high does the top of the ladder reach?

### maths

Solution of question about ladder make an angle of 60 degree with the horizontal at foot of ladder is 2.5 metre away from the wall find the length

### Geometry

A 32-foot ladder leans against a building on level ground. It just reaches a window 25 feet above the ground. To the nearest degree, what angle does the ladder make with the ground.

### Math - Calculus

A 13 foot ladder is sliding down a vertical wall at 1 ft/sec. How fast is the base of this ladder moving on a horizontal ground after 5 seconds?

### MATH PLZ HELP!!!!

Jorge plans to paint a bedroom wall that is shaped like a trapezoid. The bottom edge of the wall is 22.5 feet long, and the top edge of the wall is 9.5 feet long. If the wall is 8 feet tall, what is the area of the wall? • 256 ft2***** • 38 ft2 • 90 ft2 • 128 ft2

### Algebra/Trig

To ensure safety, the recommended angle that a ladder leaning against a building makes with the ground is 75 degrees. Will a 12 foot ladder reach a window 10 feet above the ground if it leans against the building with this angle? Use trigonometry to justify your answer.

### Physics

A 90N dog climbs up a non-uniform (lambda = Cx^(3/2)), 100N ladder. The top of the ladder rests on the top of a frictionless fence that is 3m high and forms a 30 degree angle with the ground, which is rough and has a coefficient of friction of 0.60. How far up the ladder can ...

### 6th grade

If a ladder is on a house and the top is touching the house 8 feet above the ground, the bottom is touching the ground 6 feet away from the house, if you move the ladder in 1 foot how high will the ladder be touching the house.

### Physics Classical Mechanics

A person of mass m2= 85.0 kg is standing on a rung, one third of the way up a ladder of length d= 4.0 m. The mass of the ladder is m1= 15.0 kg, uniformly distributed. The ladder is initially inclined at an angle θ= 40.0∘ with respect to the horizontal. Assume that ...

### geometry

a ladder is placed next to a building to get to the top. the bottom of the ladder is placed 7 feet away from the building at an angle of 56 degrees.how tall is the building?

### math

You have a 20-foot ladder that you are using as you paint your house. You place the ladder so that it forms an angle of 30 at the point of contact between the ladder and the ground. How high will the top of the ladder be above the ground? Please explain. thank you

### Physics

Pls sir, kindly send the solution to my email. thanks. 1)A boat propelled so as to travelled with a speed of 0.50m/s in still water, moves directly ( in straight line ) across a river that is 60m wides. The river flow with a speed of 0.30m/s. How long in seconds does it take ...

### Right triangle (tri)

ladder 13 feet long . if she set the base of the ladder on the level ground 5 feet from the side of a houes, how many feet above the ground will the top of the ladder be when it rest against the house?

### Right triangle (tri)

ladder 13 feet long . if she set the base of the ladder on the level ground 5 feet from the side of a houes, how many feet above the ground will the top of the ladder be when it rest against the house?

### physics

A 16m long ladder is mounted on a fire truck. The ladder itself has mass 130kg , and at the top is a 32kg basket holding a 83kg firefighter. If the ladder makes a 60 degrees angle with the horizontal, what's the magnitude of the net torque about the ladder's base?

### Geometry

To repair a roof that is 4 meters high, Mr. Russo leans a 5-meter ladder against the side of the building. To reach the roof, how far away from the building should he place the base of the ladder?

### martin Luther King High School

ladder 13 feet long . if she set the base of the ladder on the level ground 5 feet from the side of a houes, how many feet above the ground will the top of the ladder be when it rest against the house?

### math

if a ladder 15 meters long is placed so as to reach the bottom of a window 10 meters high, what distance on the ground does the ladder adjusted if it is placed on the top of a two meter square window and what is the new angle of elevation of the top of the window with respect ...

### Math

A 5.0m ladder is leaning 3.1m up the wall. What is the angle the ladder makes with the ground? Would this be..... sinA=3.1/5.0 sinA=0.62 sin^-1=38degrees?

### geometry

how far from the wall should he place the ladder? If his ladder is 13 feet long and has to reach a 12 feet window.

### Geometry

Larry has a ladder that is 16' long. If he sets the base of the ladder on level ground 5 feet from the side of the house, how many feet above the ground will the top of the ladder reach when it rests against the house?

### physics-force

A uniform ladder is 10 cm long and weights 400 N. It rests with ists upper end against a frictionless vertical wall. Its lower end rests on the ground and is prevented from slipping by a peg driven into the ground. The ladder makes a 30 degrees angle with the horizontal. The ...

### Math

Q1.A tree was chopped by the Samuels family for the holidays. How tall was the tree originally if the piece they chopped down was 7feet tall, and fell 4 feet from the stump? Q2. Mr pratt's rake is leaning up against a wall. If the top of the rake hits the wall 5 feet above the...

### Geometry

Can some one PLEASE help me figure out how to solve this. Just a formula or hint would be helpful. Thank you!! A 10 ft. ladder is leaning against a building and makes an angle of 65 degrees with the ground. How high above the ground is the top of the ladder?

### maths

a ladder 12 m long rests aganist a wall if it reaches the wall at a height of root 63m then find the angle of elevation

### maths

a ladder rests against a wall at an angle alpha to the horizontal its foot is pulled away from the wall through a distance a so it slides at bita making an angle bita with the horizontal show that a upon b=cos alpha-cos bita upon sin bita-sin alpha?

### Trig

A 12-foot ladder reaches 9 ft 6 in up a wall. How far up would a 20-foot ladder reach when placed at the same angle? Write the answer in feet with inches.

### functions

john's paint crew knows from experience that its 18 ft ladder is particularly stable when the distance from the ground to the top of the ladder is 5 ft more than the distance from the building to the base of the ladder. in this position, how far up the building does the ladder...

### math

A board 5 feet long slides down a wall. At the instant the bottom end is 4 feet from the wall, the other end is moving down the wall at a rate of 2 feet per second. At the moment, how fast is the bottom end sliding along the ground?

### natural science

a fire fighter who weighs 800n climbs a uniform ladder and stops one third of the way up the ladder. the ladder is 5.0m long and weighs 180n. it rest against a vertical nail, making an angle of 53degree with the ground. find the normal and frictional forces on the ladder at ...

### trigonometry

To the nearest degree what is the angle formed with the ground by a 32 ft ladder if it is leaning against a wall at a height of 28 ft?

### Math Someone plz plz plz help!!!

Jorge plans to paint a bedroom wall that is shaped like a trapezoid. The bottom edge of the wall is 22.5 feet long, and the top edge of the wall is 9.5 feet long. If the wall is 8 feet tall, what is the area of the wall? • 256 ft2 ***** • 38 ft2 • 90 ft2 • 128 ft2 ...

### advanced math

A ladder is placed 4 ft from the side of a building. The top of the ladder must be 13 ft off the ground. What is the shortest ladder that will do the job? 4^2 + 13^2 = x^2 16+169=185^ =34,225

### algebra

A women has a ladder that is 13 feet long.if she sets the base of the ladder on level ground 5 feet from the side of a house,how many feet above the ground will the top of the ladder be when it rests against the house?

### algebra

if a wall is 34 feet, how tall must a ladder be to reach the top if at a 75 degree angle

### Pre-Algebra

A 9 foot ladder leans against a building at a point 7 feet above the ground. At what height would a 15 foot ladder touch the building if both ladders for the same angle with the ground? Propotion? But I just get a decimal...

### 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?

### Math HELP!

A ladder is leaning against a house. The distance between the base of the ladder to the house is 3 feet. The length of the ladder is 10 feet. In feet, how far above the ground does the ladder touch the house? A. 4.2 ft B. 9.5 ft C. 10.4 ft D. 14.1 ft Is the answer B? Thanks

### pre algebra

A ladder is leaning against a house. The distance between the base of the ladder to the house is 3 feet. The length of the ladder is 10 feet. In feet, how far above the ground does the ladder touch the house? 4.2 9.5 10.4 14.1

### Physics

a baseball is hit at a height h = 1.10 m and then caught at the same height. It travels alongside a wall, moving up past the top of the wall 1.2 s after it is hit and then down past the top of the wall 3.2 s later, at distance D = 53 m farther along the wall. (a) What ...

### math

A child’s kite is on top of a straight pine tree. A ladder is placed against the tree and touches the kite. The ladder forms a 45-degree angle with the flat ground. The base of the tree is 9 feet away from the base of the ladder. With only this information, how can you ...

### math

A child’s kite is on top of a straight pine tree. A ladder is placed against the tree and touches the kite. The ladder forms a 45-degree angle with the flat ground. The base of the tree is 9 feet away from the base of the ladder. With only this information, how can you ...

### Physics

In Figure 4-44, a baseball is hit at a height h = 1.10 m and then caught at the same height. It travels alongside a wall, moving up past the top of the wall 1.1 s after it is hit and then down past the top of the wall 4.8 s later, at distance D = 47 m farther along the wall. (...

### geometry

a lader is leaning against a jouse and is forming a 60 degree angle with the ground. if the top of the ladder is 24 feet off of the gound, how long is the ladder? leave your answer in exact form.

### Physics

A group of soldiers hid at the bottom and against the wall of a 100 m. high cliff. Unknown to them, the Evil rebels have positioned a cannon on top of the cliff; 8,000 m. from the edge. If the cannon has a muzzle speed of 320 m/sec, how close to the bottom edge of the cliff ...

### Physics(Help!!!!)

A person of mass m2= 85.0 kg is standing on a rung, one third of the way up a ladder of length d= 3.0 m. The mass of the ladder is m1= 15.0 kg, uniformly distributed. The ladder is initially inclined at an angle Î¸= 35.0âˆ˜ with respect to the horizontal. Assume that ...

### geometry

A 25 meter ladder is leaned against a tall building. If the ladder makes a 30 degree angle with the ground, how high up on the building (in meters) does the ladder fall?

### Geometry

A ladder leaning against a house makes an angle of 60 degrees with the ground. The foot of the ladder is 7 ft from the house. How long is the ladder?

### PHYSICS

A 7 m ladder weighing 250 N is being pushed by force F AT bottom What is the minimum force needed to get the ladder to move? The static coefficient of friction for all contact surfaces is 0.4.

### Geometry

A 10 ft. ladder is leaning against a building and makes an angle of 65 degrees with the ground. How high above the ground is the top of the ladder?

### algebra 1

A ladder leaning against a house makes an angle of 60 degress with the ground. The foot of the ladder is 7 feet from the foundation of the house.how long is the ladder? please some sugesstions

### Math word problem

A fire and rescue squads places a 15 ft ladder against a burning building. If he ladder is 9ft from the building how far up will the ladder reach? I got 17.5 ft Is that right?

### Physics Classical Mechanics

A person of mass m2= 85.0 kg is standing on a rung, one third of the way up a ladder of length d= 3.0 m. The mass of the ladder is m1= 15.0 kg, uniformly distributed. The ladder is initially inclined at an angle θ= 35.0∘ with respect to the horizontal. Assume that ...

### math

a man climbing a ladder which is inclined to the wall at an angle of 30 degree. if he ascend at the rate of 2m/s then he approach the wall at the rate of

### geometry

a 30 foot ladder leaning against a vertical wall makes an angle of 81 degrees with the ground how far from the base of the pole is the surveyor?

### physics

A ladder sits 2 meters away from the side of a house. The top of the ladder rests at 13 meters above the ground. What is the length of the ladder?

### Math

The firemen's ladder is 39 feet long (L). The firemen set the base of the ladder 12 feet away from the building (d). When the firemen lean the ladder against the building, the top of the ladder reaches the third floor window. How high, in feet, is the third floor window from ...

### physics

A 4.5 kg can of paint is sitting on top of a 0.8 meter high step ladder. How much work did you do to move the can of paint to the top of the ladder?

### Math

Use the pythagorean Theorem to solve this problem. A painter places an 11 ft ladder against a house. The base of the ladder is 3 ft from the house. How high on the house does the ladder reach?

### math

An extension laddder is to be placed against a house so that it reaches 1 ft above the edge of the roof, which is 23.5 ft high. The ladder makes an angle of 70 degrees with the ground. How long must the ladder be? How far is the distance from the house to the base of the ladder?

### Pythagorean Theorem

A ladder resting against the side of a building reaches 32 ft up the building. If the ladder is 40 ft long, how far from the building is the base of the ladder?

### Calculus

A tool shed, 250cm high and 100cm deep, is built agaisnt a wall. Calculate the shortest ladder that can reach from the ground, over the shed, tot he wall behind.

### Physics

In an amusement ride, fun seeking people enter a 7.4 meter diameter cylinder and stand up against the wall. The cylinder spins fast enough so that when the bottom drops down 2 meters, the people remain pinned to the wall. The cylinder continues to rotate for awhile but then ...

### gemoetry

A self-supporting ladder placed so that the angle between the ladder and the ground is 75.5° can be used to test whether the ladder can support a certain load. The diagram represents a ladder placed next to a window that is 20 feet above the ground. What is the length of the ...

### math

A worm is at the bottom of a 12- foot wall. Every day it crawls up 3 feet, but at night it slips down 2 feet. How many days does it take the worm to reach the top of the wall?

### math

The bottom of a ladder is placed 4 feet away from a house and it reaches a height of 16 feet on the side of the house. What is the slope of the ladder?

### Physics

A trebuchet was a hurling machine built to attack the walls of a castle under siege. A large stone could be hurled against a wall to break apart the wall. The machine was not placed near the wall because then arrows could reach it from the castle wall. Instead, it was ...

### Physics

A man of mass70Kg climbs a ladder which is 4m long leaning against a wall which is 3m high.Calculate the work done by this man

### math

A ladder is leaning against the side of a house and forms an angle of 66o with the ground. The foot of the ladder is 11.3 feet from the base of the house. Find the length of the ladder to the nearest foot.

### math 4 grade

A firefighter stood on the middle rungs of a ladder ,spraying water on a burning house. He then climbed up 6 rungs before the heat of the flames caused him to come down 10 rungs.After some minutes he was able to climb 18 rungs to the very top of ladder .How many rungs did the ...

### Math

Two ladders are the same distance from the base of a wall. The longer ladder is 15m long and makes an angle of 58 with the ground. if the shorter ladder is 12.6m long, what angle does it make with the ground?