Use trigonometry to determine the m>DEC to the nearest degree

asked Sep 3, 2022 143k views

1 vote

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3 votes

Answer:

m∠DEC = 50° to the nearest degree

Explanation:

cos D = adjacent side/hypotenuse

= 36/56

m∠DEC = arccos (36/56) =50° to the nearest degree

Zmart answered Sep 9, 2022

by Zmart

5.2k points

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