Question

A 16-foot ladder must reach 13 feet up a building. What's the measure of the angle that the ladder makes with the ground?

Answer 1

Answer:

B) 54.34°

Step-by-step explanation:

Let: x = angle Sin x = 13/16 x = Sin^-1(13/16) x = 54.34° Note: if you are using a scientific calculator be sure that you are in "DEG" mode.