Question

The angle of elevation of the sun is 76 degrees. How long is the shadow of a 47m tall tree?

Answer 1

x ≈ 11.72 m

Explanation:

When we draw out a picture of the triangle, we see that we need to use tan∅ to find our answer:

tan76° = 47/x

xtan76° = 47

x = 47/tan76°

x = 11.7184 m