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Trigonometric functions: what is the value of x?
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4 votes
Trigonometric functions: what is the value of x?

Trigonometric functions: what is the value of x?-example-1
User Aleks Vujic
by
4.8k points

1 Answer

4 votes

Answer:

x ≈ 19.7

Explanation:

Using the sine ratio in the right triangle.

sin66° =
(opposite)/(hypotenuse) =
(18)/(x) ( multiply both sides by x )

x × sin66° = 18 ( divide both sides by sin66° )

x =
(18)/(sin66) ≈ 19.7 ( to the nearest tenth )

User Varun Kumar
by
4.0k points
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