SOLUTION: How do you write an indirect proof for... prove: angle b is the only right angle in triangle abc?

SOLUTION: How do you write an indirect proof for... prove: angle b is the only right angle in triangle abc?

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Question 810909: How do you write an indirect proof for... prove: angle b is the only right angle in triangle abc?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
a triangle can only have 180 degrees. There can't be two right angles in a triangle.
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