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ad-work [718]
3 years ago
14

Use the diagram to find the value of x to the nearest tenth of a foot.

Mathematics
1 answer:
Olenka [21]3 years ago
7 0

Answer:

a

Step-by-step explanation:

Using the tangent ratio in the right triangle

tan15° = \frac{opposite}{adjacent} = \frac{20}{x} ( multiply both sides by x )

x × tan15° = 20 ( divide both sides by tan15° )

x = \frac{20}{tan15} ≈ 74.6 ft ( to the nearest tenth of a foot )

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