The shortest shadow cast by a tree is 8 m long. The height of the tree is 20 m. To the
nearest degree, what is the angle of elevation of the sun when the shortest shadow is cast?

Question

The shortest shadow cast by a tree is 8 m long. The height of the tree is 20 m. To the 
nearest degree, what is the angle of elevation of the sun when the shortest shadow is cast?

kainui · Answer

Draw a picture and see how far you can go with it. I'll help you figure it out! The main thing is, don't worry about making mistakes, just go for it. If you mess up here, it's better than messing up on a test, since I'll just help you get it right, and hey, you lose absolutely nothing. =D

anonymous · Answer

$$\tan x = \frac{ 5 }{ 2 }$$
$$\tan ^{-1} \frac{ 5 }{ 2 } = 68,2$$

use ur calculator

anonymous · Answer

|dw:1385909782378:dw|