WILL GIVE BRAINLIEST! Find the measure of ∠a. (Let b = 66°, and let c = 172°.) m∠a = °
1 answer:
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50
Step-by-step explanation:
Since AE is the bisector of angle BAC,so angle BAE and Angle CAE is equal. Here Angle CAE and Angle EAC is same.
therefore,
m(Angle BAE)=m(Angle EAC)
or, 2x=40
or, x=20
Hence,
m(Angle EAC)=
=