SOLUTION: when using a ladder the ladder should be from a 15 angle with the billding how far should a 20 ft ladder be place against the bulding to ensure a 15 angle

SOLUTION: when using a ladder the ladder should be from a 15 angle with the billding how far should a 20 ft ladder be place against the bulding to ensure a 15 angle

Algebra.Com

Question 882512: when using a ladder the ladder should be from a 15 angle with the billding how far should a 20 ft ladder be place against the bulding to ensure a 15 angle
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
cos 15 = adj/hyp = x/20
20cos(15) = x , distance from bottom of ladder to the building
RELATED QUESTIONS
Amber wants to see the village on the other side of a 9-foot wall. She can do this if she (answered by ikleyn)

A 28 ft. ladder is leaning halfway up a 40 foot building. How far from the building... (answered by jim_thompson5910)

A 28 ft. ladder is leaning halfway up a 40 foot building. How far from the building... (answered by nerdybill)

andrea needs to place a 20 ft ladder against a building so that it reaches a window 16 ft (answered by richwmiller)

The proper angle for a ladder is about 75° from the ground. Suppose you have a 18 foot... (answered by ikleyn,tofferchris)

The proper angle for a ladder is about 75 degrees from the ground. Suppose you have a 28... (answered by Alan3354)

The proper angle for a ladder is about 75 degrees from the ground. Suppose you have a 6... (answered by Theo)

A 15 ft ladder is leaning against a house at a 60 degree angle with the ground. How far... (answered by Gogonati)

For safety, a ladder should be at least 1ft from the wall for every 3ft of ladder. How... (answered by ankor@dixie-net.com)