Tuesday
March 28, 2017

Number of results: 3,895

Physics
A ladder, mass 40 kg, 5 m long, is leaning against a vertical frictionless wall at an angle of 50egrees to the vertical. It is about to slip. What is the coefficient of friction on the floor? A man mass,80 kg,starts to climb up the ladder at 500. Measuring along the ladder how...
October 16, 2011 by Austin

Physics
Consider the stability of a ladder of mass m and length L leaning against a wall. A painter wants to be sure the ladder will not slip across the floor. He knows that the frictional force exerted by the floor on the bottom end of the ladder is needed to keep the ladder in ...
May 8, 2013 by R

Math
A 25ft ladder leans up against the side of a house, with the base of the ladder a distance 3ft from the wall. If the ladder is moved out by 5ft, how far down the wall will the top of the ladder move?
December 9, 2016 by Jeremu

physics
In Figure 12-6, a ladder of length L = 12 m and mass m = 46 kg leans against a slick (frictionless) wall. The ladder's upper end is at height h = 9.2 m above the pavement on which the lower end rests (the pavement is not frictionless). The ladder's center of mass is L/3 from ...
December 29, 2010 by Sarah

Trig
A ladder is resting against a wall. The ladder and the ground and angle of 40 degrees and the ladder is 4 ft. from the wall. How long is the ladder?
September 25, 2012 by Dayna

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?
October 24, 2011 by Aleena

maths
A 25m ladder is leaning against a vertical wall. The floor is s lightly slippery and the foot of the ladder slips away from the wall at a rate of 0.3m/ s. How fast is the top of the l adder sliding down the wall when the top is 20m above the floor?
July 24, 2015 by Miriama

AP Physics
A ladder of unknown length and mass of 29 kg rests on a rough floor, and leans against a rough wall. The coefficient of static friction between the ladder and both the floor and wall are 0.68. Hanging on the ladder are two masses. The first mass is 9.9 kg and is located 5% ...
December 4, 2010 by Mary

Calculus
Suppose a ladder of length 36 feet rests against a wall, and we pull the base of the ladder horizontally away from the wall. For a given distance x that we pull the ladder horizontally, let g(x) be the height of the ladder on the wall, under the assumption that the other end ...
June 22, 2012 by Anonymous

Calculus
1a. 15 ft ladder is placed against a vertical wall. the bottom of the ladder is sliding away from the wall at a rate of 2 ft/sec. How fast is the top of the ladder sliding down the wall when the bottom of the ladder is 9 ft from the wall? 1b. Using the data in the first part, ...
February 28, 2013 by Trevor

Calculus
A 12 foot ladder is leaning against a wall. If the top slips down the wall at a rate of 4 ft/s, how fast will the foot be moving away from the wall when the top is 8 feet above the ground?
April 3, 2012 by Joe

Calculus
A 12' ladder is leaning against a wall making an angle theta with the ground. The ladder begins to slide down the wall. what is the rate of change of the height of the ladder, h, with respect to the change in the angle of the ladder with the floor when the ladder reaches a ...
November 16, 2012 by Anonymous

physics
A 9.94-m ladder with a mass of 21.6 kg lies flat on the ground. A painter grabs the top end of the ladder and pulls straight upward with a force of 226 N. At the instant the top of the ladder leaves the ground, the ladder experiences an angular acceleration of 1.71 rad/s2 ...
April 19, 2016 by nj

physics
ladder of mass m and length l leans against a frictionless wall at an angle of 60 degrees. The coefficient of static friction between the ladder and ground is 0.45. A man whose mass is 4 times the ladder climbs up. How far up the ladder can he go before he slips?
December 8, 2010 by katie

Math trig
a ladder 24 feet long leans against the side of a building, and the angle between the ladder and the building is 25°. a) approximate the distance from the bottom of the ladder to the building. b)if the distance from the bottom of the ladder to the buliding is increased by ...
October 22, 2011 by jule

physics
A painter climbs a ladder leaning against a smooth wall. At a certain height, the ladder is on the verge of slipping. Let the mass of the painter be 85.0 kg, length = 5.80 m, the ladder’s mass to be 37.0 kg, è = 51.0°, and the coefficient of friction between ground and ...
November 11, 2012 by Anonymous

physics
A uniform 7.1 m tall aluminum ladder is leaning against a frictionless vertical wall. The ladder has a weight of 272 N. The ladder slips when it makes a 57.0degrees angle with the horizontal floor. Determine the coefficient of static friction between the ladder and the floor.
November 7, 2011 by PHYSICS HELP!!!!

physics101
A uniform 7.1 m tall aluminum ladder is leaning against a frictionless vertical wall. The ladder has a weight of 272 N. The ladder slips when it makes a 57.0degrees angle with the horizontal floor. Determine the coefficient of static friction between the ladder and the floor.
November 7, 2011 by physics

Physics
A uniform ladder of length (L) and weight 100 N rests against a smooth vertical wall. The coefficient of static friction between the bottom of the ladder and the floor is 0.5. Find the minimum angle theta , which the ladder can make with the floor so the ladder will not slip.
February 20, 2013 by Emilea

A painter climbs a ladder leaning against a smooth wall. At a certain height, the ladder is on the verge of slipping. Let the mass of the painter be 69.0 kg, length = 2.80 m, the ladder’s mass to be 21.0 kg, θ = 57.0°, and the coefficient of friction between ground and...
November 6, 2012 by Kayla

physics
A uniform ladder of mass 46 kg and 3.0 m in length is leaning against a frictionless vertical wall at an inclination of 60 degrees to the horizontal. A Window cleaner of mass 67.3 kg climbs up the ladder. What coefficient of friction between the ladder and ground is required ...
December 3, 2014 by Bren

statics/physics
The uniform 10-kg ladder in the figure rests against the smooth wall at B, and the end A rests on the rough horizontal plane for which the coefficient of static friction is 0.3. determine the angle of inclination of the ladder and the normal reaction at b if the ladder is on ...
December 8, 2014 by Trisha

Algebra
a ladder is leaned against a building. the bottom of the ladder is 9 feet from the building the top of the ladder is 16 feet above the ground. draw a diagram to represent the situation. what is the slope of the ladder?
November 11, 2010 by Loren

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...
February 3, 2011 by alexa

Easy Pre-calculus Questions?
What is the value of x in the right triangle below? If needed, round your answer to two decimal places. 32 angle, 15 inches. A 10-foot ladder is leaning up against the side of a building so that the top of the ladder reaches the top of the building. If the ladder meets the ...
June 30, 2011 by kalakalikalakali

Math
a ladder 10 ft long rests against a vertical wal. if the bottom of the ladder slides away from the wall at a rate of 0.7 ft/s, how fast is the angle between the ladder and the ground changing when the bottom of the ladder is 6 ft...
March 29, 2010 by Allie

Physics
A ladder of mass M and length 2 m rests against a frictionless wall at an angle of 47 degrees to the horizontal. The coefficient of static friction between the ladder and the floor is 0.5. What is the maximum distance along the ladder a person of mass 13M can climb before the ...
December 8, 2010 by applebottom

Physics
A uniform ladder of length L and mass m leans against a frictionless vertical wall, making an angle of 56° with the horizontal. The coefficient of static friction between the ladder and the ground is 0.36. If your mass is four times that of the ladder, how high can you climb ...
November 19, 2012 by Ariana

Physics
A ladder of mass M and length 6 m rests against a frictionless wall at an angle of 50 degrees to the horizontal. The coefficient of static friction between the ladder and the floor is 0.5. What is the maximum distance along the ladder a person of mass 11M can climb before the ...
December 11, 2014 by Samantha

A ladder 20 ft long rests against a vertical wall. Let \theta be the angle between the top of the ladder and the wall and let x be the distance from the bottom of the ladder to the wall. If the bottom of the ladder slides away from the wall, how fast does x change with respect...
April 28, 2010 by Jennifer

physics
A uniform ladder, 3 m long and weighing 130 N, placed against a smooth wall, its lower end being 1.80 m from the wall. A 700N man stands on the upper most rung of the ladder located 0.45 m from the upper end of the ladder. a.) What are the vertical and horizontal forces ...
September 17, 2014 by Sherry

Calculus
A 24 foot ladder is leaning against a building. Let x be the distance between the bottom of the ladder and the building and let theta be the angle between the ladder and the ground. a)Express theta as a function of x. cos theta = x/24 theta = arccos(x/24) correct/incorrect? b)...
March 23, 2011 by CMM

Math
A 6 m ladder is leaning against the wall of a house The angle between the ladder and the ground Is 60 degrees . How far away is the ladder from the wall? How high up the house does the ladder reach? Give your answers accurate to two decimal places
April 10, 2015 by Susan

Math
A 6 m ladder is leaning against the wall of a house. The angle between the ladder and the ground is 68 degrees. How far away is the ladder from the wall.? How high up the house does the ladder reach ? Give your answers accurate to two decimal places.
April 11, 2015 by Susan

algebra 1 I NEED HELP!!
the bottom of a 25-foot ladder is placed 7 feet from a wall. How far will the ladder reach up? Since the ladder, wall, and ground form a right triangle, you can use this formula: A squared + B squared = C squared A = 7 feet C = 25 feet B = distance the ladder will reach 49 + B...
July 16, 2007 by andrea

algebra
Pythagorean Theorem, The height of sueLo's 5th floor apartment window off the ground is 10 feet longer than the distance from the base of the apartment building to wall. She is concerned that the fire department's 50-foot ladder would not be able to reach her window in case of...
October 14, 2010 by Ashley

calculus
a ladder 6 feet long leans against a vertical building. the bottom of the ladder slides away from the building horizontally at rate of 1/2 ft/sec. A) at what rate is the top of the ladder sliding down the wall when the bottom of the ladder is 3 feet from the wall? b)at what ...

College Algebra
A 10-m ladder is leaning against a buildng. The bottom of the ladder is 5m from the buildiing. How high is the top of the ladder?
March 5, 2009 by Babette

College Algebra
A 10-m ladder is leaning against a buildng. The bottom of the ladder is 5m from the buildiing. How high is the top of the ladder?
March 5, 2009 by Babette

Maths
A ladder is inclined at an angle of 65degrees to the horizontal If the base of the ladder is 15.5m horizontally from the vertical wall What is the length of the ladder
August 11, 2014 by Joe

math
A painter leans a ladder against a vertical wall. The top of the ladder is 7 meters above the ground. When the bottom of the ladder is moved 1 meter farther away from the wall, the top of the ladder is 5 meters above the ground. What is the length of the ladder? Round to the ...
November 17, 2010 by james

math
A painter leans a ladder against a vertical wall. The top of the ladder is 7 meters above the ground. When the bottom of the ladder is moved 1 meter farther away from the wall, the top of the ladder is 5 meters above the ground. What is the length of the ladder? Round to the ...
November 17, 2010 by HELP

Math
A painter leans a ladder against a vertical wall. The top of the ladder is 7 meters above the ground. When the bottom of the ladder is moved 1 meter farther away from the wall, the top of the ladder is 5 meters above the ground. What is the length of the ladder? Round to the ...
November 17, 2010 by HELP PLEASE

algeba
A ladder is leaning against a building. The base of the ladder is 8 feet from the wall, and the top of the ladder reaches 6 feet up the wall. How long is the ladder?
October 31, 2016 by Shelly

Physics
A woman is standing on the middle of a ladder that leans up against a building, with an angle of 56 degrees from the ground. The wall is very slippery and the ladder is very light. What is the minimum coefficient of friction needed between the ground and the ladder so that the...
April 25, 2011 by Sara

Phyiscs
A woman is standing on the middle of a ladder that leans up against a building, with an angle of 65 degrees from the ground. The wall is very slippery and the ladder is very light. What is the minimum coefficient of friction needed between the ground and the ladder so that the...
April 27, 2011 by Anonymous

Physics
A ladder ABC of length 20m is leaning against a wall at an angle from the horizontal. There is a roller at the top of the ladder that rests against the vertical wall. The coefficient of friction between the ladder and the horizontal surface at A is 0.5. Determine: (a) the ...
January 9, 2016 by Lisa

calculus helpppp!
a 20m ladder rests vertically against the side of a barn. a pig that has been hitched to the ladder starts to pull the base of the ladder away from the wall at a constant rate of 40 cm per second. find the rate of change of the height of the top of the ladder after 30 secs
December 8, 2008 by chris

physics
A uniform ladder AB of length 6m and mass 40kg rests in a vertical plane with his end B on smooth horizontal ground and the end A against a smooth vertical wall. A mass 20kg is hung from a point on the ladder at a distance 2m from B. The ladder is kept in equilibrium by rope ...
November 1, 2015 by dawodu ibukun

Physics
A 15 kg uniform ladder leans againt a wall in the atrium of a large hotel. The ladder is 8m long, and it makes an angle as 60 degree with the floor. The coefficient of static friction between the floor and the ladder is u+ 0.45. Assume the wall is frictionless. a) How far ...
November 6, 2012 by Chong

math
if an 20ft ladder is leaned against a building and the bottom of the ladder forms a 30 degree angle with the ground how far up will the ladder reach
May 4, 2012 by shon

math
a 25 foot ladder leans against the wallit touches the wall 24 feet off the ground if you slide the base of the ladder back 10 feet off the ground how far does it slide down the wall?
September 13, 2012 by daniel

math
a 25 foot ladder leans against the wallit touches the wall 24 feet off the ground if you slide the base of the ladder back 10 feet off the ground how far does it slide down the wall?
September 13, 2012 by daniel

math
A ladder leans against a brick wall, The top of the ladder touches the wall 10 feet from the ground. The ladder is 15 feet long. How far does the bottom of the ladder sit from the wall? Round to the nearest tenth.
December 15, 2009 by jw

Calculus 1
A ladder 10ft long rests against a vertical wall. If the bottom on the ladder slides away from the wall at 2 ft/s, how fast is the angle ladder makes with the ground changing when the bottom of the ladder is 5 ft from the wall.
December 7, 2010 by Tina P

Math
Suppose you have a ladder leaning vertically on a wall, and the ladder slips down along the wall to the floor. Consider the point in the center of the ladder. What curve will it draw in the air as the ladder slides down the wall?
November 10, 2014 by Mariana Perez

Calculus 1
Related Rates: A ladder 10 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 0.9 ft/s, how fast is the angle between the ladder and the ground changing when the bottom of the ladder is 6 ft from the wall?
October 8, 2015 by TayB

Physics
In the figure, a uniform ladder of weight 200 N and length 10 m leans against a perfectly smooth wall. A firefighter of weight 600 N climbs a distance x up the ladder. The coefficient of static friction between the ladder and the floor is 0.50. What is the maximum value of x ...
May 11, 2014 by Kate

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 ...
October 10, 2015 by john lloyd

calculus
: A 20m ladder is placed against a wall. The bottom of the ladder is slipping at the rate of 2m/sec. How fast is the top of the ladder sliding down the wall when the bottom of the ladder is 12m from the wall
October 19, 2010 by awesome

Calculus
A ladder 10 ft long rests against a vertical wall. If the bottom on the ladder slides away from the wall at 2 ft/s, how fast is the angle ladder makes with the ground changing when the bottom of the ladder is 5 ft from the wall?
December 7, 2010 by Tina P

Calculus
A ladder 13 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 1 ft. per second,how fast is the angle between the ladder and the ground changing when the bottom of the ladder is 5ft from the wall?
April 13, 2016 by Anonymous

"A 13-foot ladder is leaning against a building when its base begins to slide away from the base of the building. By the time the base is 12 feet from the building, the base is moving at the rate of 6 ft/sec. How fast is the top of the ladder sliding down the wall at that ...
December 1, 2013 by Lindsay

Math
A homeowner has a 1 foot by 8 foot carpet and a 10 foot by 10 foot carpet. Show how he can cut the 10 foot by 10 foot carpet into two pieces so that he can carpet a 9 foot by 12 foot room.
November 28, 2016 by Junny

Physics
A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the ladder showing all ...
October 27, 2016 by Valentina

PHYSICS
A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the ladder showing all ...
October 28, 2016 by urgent help needed

Physics
A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the ladder showing all ...
October 30, 2016 by urgent help needed

math
A 13-foot ladder is placed against a wall. If the ladder cannot be placed at a slope less than 2.4, what is the minimum height of the wall? A.5 feet B.12 feet C.20 feet D.13 feet E.8 feet
August 22, 2011 by Anonymous

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
October 23, 2016 by K

Physics
A ladder (L = 7.80 m) of weight WL = 360 N leans against a smooth vertical wall. The term "smooth" means that the wall can exert only a normal force directed perpendicular to the wall and cannot exert a frictional force parallel to it. A firefighter, whose weight is 889 N, ...
March 4, 2013 by Dee

trig
what is the angle of elevation of a 15 foot ladder leaning 12 feet up a building?
October 3, 2014 by tay

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 ...
November 27, 2012 by Min

Static Equilibrium
This has been causing me some pain. An 89.03 kg person is half way up a uniform ladder of length 3.453 m and mass 22.75 kg that is leaning against a wall. The angle between the ladder and the wall is θ. The coefficient of static friction between the ladder and the floor ...
November 6, 2014 by Rhyan

algebra
a ladder is against a building. The distance from the bottom of the building to the ladder is 9 feet less than the length of the ladder. How high up the side of the building is the top of the ladder if that distance is 2ft. less than the length of the ladder?
May 24, 2010 by amanda

physics
A ladder (ℓL = 7.50 m) of weight WL = 350 N leans against a smooth vertical wall. The term "smooth" means that the wall can exert only a normal force directed perpendicular to the wall and cannot exert a frictional force parallel to it. A firefighter, whose weight is 886...
July 2, 2015 by Lola

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

math- solving quadratic equations by factoring
a ladder is resting against a wall. the top of the ladder touches the wall at a height of 12 feet. Find the distance from the wall to the bottom of the ladder if the length of the ladder is 12feet less than twice its distance from the wall.
December 19, 2010 by math1

MATH
A ladder is 25 ft long. The ladder needs to reach to a window that is 24 ft above the ground. How far away from the building should the bottom of the ladder be placed? Please show work.
March 11, 2013 by Annie

Physics
A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the ladder showing all ...

Physics
a 76 kg window cleaner uses a 12 kg ladder that is 5.8 m long. he places one end on the ground 2.8 m from a wall, rests the upper end against a cracked window, and climbs the ladder. he is 2.5 m up along the ladder when the window breaks. neglect friction between the ladder ...
March 2, 2008 by Sarah

physics
For the step ladder shown in the Figure, sides and are each ft long and hinged at . is a -ft long tie rod, installed halfway up the ladder. A -kg man climbs ft along the ladder. Assuming that the floor is frictionless and neglecting the weight of the ladder, find the tension ...
April 10, 2008 by lizzy

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
October 22, 2014 by Anonymous

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
October 24, 2014 by Keli

CALCULUS HELP!!
I haven't done this type of problem in a while, so if someone can just show me how to set it up, I can figure out the rest. (: "A 13-foot ladder is leaning against a building when its base begins to slide away from the base of the building. By the time the base is 12 feet from...
December 1, 2013 by Lindsay

physics
A 16.0-m uniform ladder weighing 490 N rests against a frictionless wall. The ladder makes a 63.0° angle with the horizontal. (a) Find the horizontal and vertical forces the ground exerts on the base of the ladder when an 850-N firefighter has climbed 3.80 m along the ladder ...
January 16, 2011 by mee

Trigonometry
A 19-ft ladder leans against a building so that the angle between the ground and the ladder is 80∘. How high does the ladder reach on the building? I did 19sin(80) to get me 18.76847847 for how high the ladder reach on the building... but when i put the answer, it's ...
April 20, 2015 by Michael

physics
Consider a ladder placed against a frictionless wall. What happens to the friction force between the ladder and the floor as you climb up the ladder? (Assume the ladder is not sliding.) A. The friction force decreases. B. The friction force remains the same. C. The friction ...
March 26, 2017 by Idali

Math(Geometry) beware its hard for sixth graders!
In order to rescue Sela's cat, her mother propped a 19 foot long ladder against a tree at a 42° angle with the ground. How many feet above the ground was their cat? Round your answer to the nearest tenth of a foot? 1. 21.2 ft 2. 14.4 3. 12.7 4. 28.4 I NEED THE ANSWER BEFORE 9...
September 12, 2014 by dddd47906

PHYSICS
A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the ladder showing all ...
October 30, 2016 by Saphina AlMatary

physics
If the coefficient of static friction is 0.350, and the same ladder makes a 64.0° angle with respect to the horizontal, how far along the length of the ladder can a 71.9-kg painter climb before the ladder begins to slip? The same ladder is 46.7 Newtons in weight and 10.4 ...
October 23, 2010 by heather

Physics
A 6m long uniform ladder which has a mass of 25kg leans with its upper end against a smoorth vertical wall and its lower end on rough horizontal ground. The base of the ladder is 3m from the wall and a man of mass 70kg is two thirds of the way up the ladder. calculate ...
October 8, 2014 by Tyrone

Math
A ladder 10 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 1.2 ft/s, how fast is the angle between the ladder and the ground changing when the bottom of the ladder is 8 ft from the wall? Evaluate your answer ...
December 12, 2008 by Aiton

Related Rates
A ladder 10 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 2 ft/s, how fast is the angle between the ladder and the ground changing when the bottom of the ladder is 5 ft from the wall? Evaluate your answer numerically...
December 2, 2010 by Michael

physics
(c) A ladder with length L and mass m rests against a wall. Its upper end is a distance h above the ground (Figure 13.3). The center of gravity of the ladder is one-third of the way up the ladder. A fire fighter with mass M climbs halfway up the ladder. Assume that the wall, ...
May 21, 2013 by PURITAE

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?
July 2, 2010 by Tiffany

physics
A 3.0 m long ladder of weight 98. N leans against a frictionless wall at an angle of 60.° with respect to the horizontal. The coefficient of static friction between the ground and the ladder is µs=0.45. If the ladder is not sliding, the magnitude of the force of static ...
January 11, 2011 by noreen

calculus
A 15-ft ladder rests against a vertical wall. If the top of the ladder slides down the wall at a rate of 0.33 ft/sec, how fast, in ft/sec, is the bottom of the ladder sliding away from the wall, at the instant when the bottom of the ladder is 9 ft from the wall? Answer with 2 ...
January 17, 2015 by george

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?
July 2, 2010 by Teri

AP calc bc
A 25-ft ladder rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 0.18 ft/sec, how fast, in ft/sec, is the top of the ladder sliding down the wall, at the instant when the bottom of the ladder is 20 ft from the wall? Answer with 2...
December 10, 2014 by Zachary Griner

Geometry
The angle of elevation of a ladder leaning against a wall is 45°. If the distance from the base of the ladder to the wall is 15 feet, find the length of the ladder.
October 22, 2012 by Patrick

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