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Can someone help to get a better understanding of how to solve this questions and others like this? 

 

Thanks 

 

Guest Aug 27, 2018
 #1
avatar+88775 
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Since one angle is  50°, then   x  = [ 180 - 50  ]  / 2  =   130  / 2   = 65°

 

Since two angles  = x, then these angles are equal

 

The triangle is

(a) acute  -  all angle are  < 90°

(b) isosceles -  two angles are equal, therefore the two sides opposite them are equal

 

 

cool cool cool

CPhill  Aug 28, 2018

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