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The vertex angle of an isosceles triangle is 40. What is the measure of the base of one angle?

 Oct 1, 2019

Best Answer 

 #1
avatar+22018 
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All THREE  of the angles of a triangle sum to 180o

 

x = base angle

 

40 + x + x  = 180

x = 70o

 Oct 1, 2019
 #1
avatar+22018 
+1
Best Answer

All THREE  of the angles of a triangle sum to 180o

 

x = base angle

 

40 + x + x  = 180

x = 70o

ElectricPavlov Oct 1, 2019

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