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Use the law of sines to find the missing angle

Use the law of sines to find the missing angle-example-1
User Dylan Hand
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1 Answer

6 votes

The correct answer is the second ⇒⇒⇒ 58.8°
By using the law of sines

∴ sin C /162 = sin 24 / 77

∴ sin C =162 sin 24 / 77 = 0.855

∴∠ C = 
sin^(-1) 0.855 = 58.8°

User Hendrik Wiese
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