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In the figure shown below, M < 40 and AB =8. Which equation could be used to find x?

In the figure shown below, M < 40 and AB =8. Which equation could be used to find-example-1

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2 votes

Answer:

B

Explanation:

Since the triangle is right use the tangent ratio to solve for x

∠A = 180° - (90 + 40)° = 180° - 130° = 50°

tan50° =
(opposite)/(adjacent) =
(x)/(8)

multiply both sides by 8

x = 8tan50° → B



User Goran Jakovljevic
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