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A regular pentagon and a regular hexagon are coplanar and share a common side \($\overline{AD}$\), as shown. What is the degree measure of angle $BAC$?

 Apr 2, 2020
 #1
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Interior  angle  of  hexagon  =   120°

 

Interior  angle  of pentagon  =108°

 

Angle BAC =   (120  -  108)  =   12°

 

 

 

cool cool cool

 Apr 2, 2020

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