Find the reference angle for -72 degrees

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asked Dec 22, 2019 217k views

4 votes

Find the reference angle for -72 degrees

Mathematics
college

Radious asked

by Radious

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2 Answers

5 votes

Answer:

Its 72 degrees

Explanation:

edge 2021

Nathan Loudjani answered Dec 24, 2019

by Nathan Loudjani

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3 votes

Since the angle 144° is in the second quadrant, the reference angle formula is Ar=180°−Ac A r = 180 ° - A c . The reference angle is Ar=36° A r = 36 °

Aman Kumar Gupta answered Dec 28, 2019

by Aman Kumar Gupta

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