Question

A 6 ­foot ladder is placed against a wall with its base 2 feet from the wall. How high up the wall is the top of the ladder?

Answer 1

5.66 feet

Explanation:

a^2 + b^2 = c^2

2^2 +b^2 = 6^2

square root of (36-4) = b

b= 5.66 feet