Look at the figure. which trigonometric ratio should you use to find x? cosine tangent sine

Hola!

The Trigonometric ratio 'cosine' should be used here to find the value of x

because,

cosine ϴ = base / hypotenuse

According to above fig.
→ base = x ft.
→ hypotenuse = 170 ft

Hope it helps!

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