SOLUTION: Prove one angle of triangle equs to other two that is right angle

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Question 1096074: Prove one angle of triangle equs to other two that is right angle
Answer by rothauserc(4718) About Me  (Show Source):
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A = B + C
:
The sum of the angles of a triangle is 180 degrees
:
A + B + C = 180
:
(B+ C) + B + C = 180
:
2B + 2C = 180
:
B + C = 90
:
A = 90 degrees, a right angle