Question

Find value of x round to the nearest tenth.

Answer 1

8√3

Explanation:

method 1

180°-(30°+90°)= 60°

8=sin 30° × chord

sin 30°=1/2

chord=16

x^2 + 8^2 = 16^2

x=√256 - 64

x= √192 = 8√3

method 2:

use arcsin & arccos

method 3:

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