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Trigonometry

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Complementary Angles, Degree Measure

TRIG-GO1UBI

James Gunnin Created for Albert.io. Copyright 2016. All rights reserved

Given the above figure, what value for $ \theta$ would prove that angle CAB is a right triangle?

A

$ \theta ={ 133 }^{ o }$

B

$ \theta ={ 137 }^{ o }$

C

$ \theta ={ 227 }^{ o }$

D

$ \theta ={ 43 }^{ o }$