Question

1. A 10-foot long ladder leans against a vertical wall such that its base is 4 feet

from the bottom of the wall. Determine, to the nearest tenth of a foot, how high,
h, the ladder reaches up the wall.

Answer 1

The answer is 9.2. Hope this helps.

Answer 2

9.2

Explanation:

follow the equation for the hypotenuse of a right triangle.

a^2+b^2=c^2

4^2+b^2=10^2

16+b^2=100

b^2=100-16

b^2=84

b=9.2