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Find angle x.

 

 Aug 6, 2020
 #1
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Since the triangle is isosceles, the other base angle is also 65o.

 

The vertex angle is  180o - 65o - 65o  =  50o.

 

xo + 50o  =  180o     --->     x  =  130o.

 Aug 6, 2020

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