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

Question

asked Sep 3, 2022 143k views

1 Answer

Zmart · Answer 1 · 2022-09-09T06:19:57+0000

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