milesaballard milesaballard

22-11-2016
Mathematics

contestada

Prove that a triangle cannot have two right angles.

A triangle cannot have two right angles. Suppose a triangle had two right angles.

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MollyCoyote MollyCoyote

22-11-2016

all the internal angles of a triangle add up to 180 degrees. A triangle must have 3 angles and you can't have an angle of 0 degrees and 90+90 is 180

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