SOLUTION: You have a 15 ft. ladder, if it has to be 2 ft. away for every 5 ft. of ladder length, how far up the wall would the ladder reach?

SOLUTION: You have a 15 ft. ladder, if it has to be 2 ft. away for every 5 ft. of ladder length, how far up the wall would the ladder reach?

Algebra.Com

Question 896612: You have a 15 ft. ladder, if it has to be 2 ft. away for every 5 ft. of ladder length, how far up the wall would the ladder reach?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
a^2+6^2=15^2
a^2+36=225
a^2=225-36
a^2=189
a=sqrt189
a=13.7 ft
RELATED QUESTIONS
if you have a ladder measuring 20 ft high and the rule of thumb is 4 to 1- meaning for... (answered by Cromlix)

The foot of an extension ladder is 15 ft from a wall. The ladder is 5 ft longer than the (answered by Fombitz)

Construction. The base of a 15-ft ladder is 5-ft away from a wall. How far above the... (answered by jim_thompson5910)

A 40-ft ladder is leaning against a wall. If the ladder reaches 20 ft up the wall,how far (answered by rfer)

A ladder 13 ft long leans against a wall. The bottom of the ladder is 5 ft from the wall. (answered by kapilsinghi)

The base of a 15-ft ladder is 5 feet away from a wall. How far above the floor is the... (answered by Nate)

A ladder 10 ft long leans against a wall. The bottom of the ladder is 6 ft from the wall. (answered by longjonsilver)

A 10 ft ladder is set 6 ft from base of the wall How far up the wall will the ladder... (answered by ewatrrr)