Question

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Answer 1

Respuesta:

A +B+C = 180

SI:

A= 90

B = 2 C

Entonces

90 + 2C + C = 180

90 +3C =180

3C = 180 - 90

3C = 90

C = 90 / 3

C = 30

Por lo tanto :

A = 90°

C = 30°

B = 2C = 2 (30) = 60°