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1 vote
Find m∠D. Round to the nearest degree.

Someone helpp please

NVM I GOT IT, the answer is 32

Find m∠D. Round to the nearest degree. Someone helpp please NVM I GOT IT, the answer-example-1
User Inorganik
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6.7k points

1 Answer

4 votes
Law of Sines:
sin(D)/10 = sin(115)/17
sin(D) = 10*sin(115)/17
sin(D) = 0.53312222766861 <<-- make sure calculator is in degree mode
D = arcsin(0.53312222766861) <<-- inverse sine or sin^(-1) works here too
D = 32.2166549189876
D = 32 degrees

You have the correct answer. Nice work.

User Hamani
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6.4k points