3 years ago

Find x on the triangle

Mathematics

2 answers:

Nastasia [14]3 years ago

4 0

The answer is C hope it helps :))))

iragen [17]3 years ago

3 0

Answer:

(c)

Step-by-step explanation:

Using the cosine ratio in the right triangle

cos42° = $\frac{adjacent}{hypotenuse}$ = $\frac{x}{12}$

Multiply both sides by 12

12 × cos42° = x, hence

x ≈ 8.9 → (c)

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