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Prove that the sum of all angle of the triangle are 180​

Answer»

ong>Step-by-step explanation:

In order to prove that the SUM of ANGLES of a triangle is 180, you must know the THEOREMS of angles of a triangle. We know that, alternate interior angles are of equal MAGNITUDE. ... Now we have to substitute the angles. ∠PAB + ∠BAC + ∠CAQ = 180°



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