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13.6 feet

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Sigrid Hill

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2y ago
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Q: The distance from the ground to the roof of a house is 13 feet. There is a solid path 4 feet from the house. What would be the minimum length of a ladder that would reach the roof while resting on the?
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The distance from the ground to the roof of a house is 13 feet There is a solid path 4 feet from the house What would be the minimum length of a ladder that would reach the roof while resting on the?

13.6 feet


A ladder is resting against a wall The top of the ladder touches the wall at a height of 6 feet Find the length of the ladder if the length is 2 feet more than its distance from the wall?

10 feet, and it is at a very dangerous angle.


A ladder is leaning against a building so that the distance from the ground to the top of the ladder is one foot less than the length of the ladder. Find the length of the ladder if the distance from the bottom of the ladder to the building is 5 feet?

A. 11 feet B. 13 C. 12 D. 14.


Can a roofer who wants to repair your roof that is 28 feet above the ground level use a 28 foot ladder?

No. since the ladder must be on an angle it must have room so that the length of the ladder is equal to the 282 + (distance between bottom of ladder and house)2.


Can a roofer who wants to repair your roof that is 28 foot above the ground level use a 28 feet ladder?

No. since the ladder must be on an angle it must have room so that the length of the ladder is equal to the 282 + (distance between bottom of ladder and house)2.


In order to reach a roof that's located 24 feet above the ground the ladder used must extend to a height of at least?

Assuming it is a two section ladder then it must therefore have a minimum length of 28 feet.


An extension ladder's distance from the base of a building should be what proportion of it's total extension?

It is not a proportion. There needs to be aroubd a 75 degree angle from the ground to the base. If it is too flat the ladder can slip out from underneath you. If it is too steep you can tip back. There is usually an angle at the bottom of the ladder if that is flat on the ground then that should be the safest angle (75 degrees)


A 6 m ladder is used to reach a window 5 m above ground. What is the farthest distance from the base of the wall that the foot ladder can reach?

It depends if you want the ladder to overhang or to be set under but I would say 2 feet or 2/3 of a meter


Is there any difference between a Jacob's ladder and pilot ladder?

Jacob's ladders do not have spreaders to avoid it from twisting when resting against the ship's hull


What is 4 to 1 ratio for ladder use?

That probably refers to the ratio between the length of the ladder, and the distance at which you place the bottom part of the ladder from the wall. If this distance is too short, you have the risk of the ladder falling backwards.


If A ladder leaning against a wall makes a 60 angle with the ground the base of the ladder is 3 m from the building how high above the ground is the top of the ladder?

This answer uses trigonometry to avoid a lot of work:tangent = opposite/adjacent and tangent*adjacent (base of ladder from the building) = opposite (height of ladder above ground)So: tangent 60 degrees*3 = 5.196152423Therefore: Top of the ladder above ground = 5.2 meters correct to one decimal place.More laborious methodThe right triangle formed by the wall, ground and ladder has sides in the ratio of 1::2::sq-rt-of-3. The shortest side is the one opposite the 30 degree angle, i.e., the given distance from wall to base of the ladder--3 m.The length of the ladder represents the hypotenuse of the triangle, and is twice as long, hence 6 m.And the height of the ladder's top from the ground is proportional to the third side whose length is sq-rt-3 times that of the shortest side. Sq-rt-3 is about 1.732, so height of the ladder's top at the wall is about 5.20 m, or 520 cm.


Was the difference between height and slant height?

Lean a ladder against a wall. Not too steep . . . Give it a nice angle, for safe climbing. The height is the distance between the ground and the place where it hits the wall. The slant height is the length of the ladder.