Question

A tree grows vertically on a hillside. The hill is at a 16°
angle to the horizontal. The tree casts an 18-meter shadow
up the hill when the angle of elevation of the sun measures
68°. How tall is the tree?

Answer 1

use SOH CAH TOA
i think

Answer 2

what that mean

Answer 3

sin16=a/18
cos16=b/18
tan68=c/b

Answer 4

The tree is 48.4 meters tall.

Answer 5

how do you do that

Answer 6

and when you done can you help me with
http://openstudy.com/groups/mathematics/updates/4de53d7d4c0e8b0b66d6b0d8

Answer 7

okay thank