Question

A ladder is leaning against a house. the distance from the top of the ladder to the ground is 12 feet, and the distance from the foot of the ladder to the house is 4 feet. how tall is the ladder?

Answer 1

a^2 + b^2 = c^2

12^2 + 4^2 = c^2

144 + 16 = c^2

160 = c^2

12.65 = c

Answer 2

thank you

Answer 3

You're welcome.