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Solve for X. Round to the nearest tenth.

Solve for X. Round to the nearest tenth.
asked 230k views
4 votes
Solve for X. Round to the nearest tenth.

Solve for X. Round to the nearest tenth.-example-1
asked
User Bull
by
7.8k points

1 Answer

5 votes

Answer:

Explanation:

take 18 degree as reference angle

using cos rule

cos 18=adjacent/hypotenuse

0.95=20/x

x=20/0.95

x=21.05

x=21.2

answered
User BenB
by
8.0k points
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