Respuesta :

Answer:

A: x + x + 90 = 180

B: x = 45

Step-by-step explanation:

Anisatunizzati

Answer:

x + x + 90 = 180

Step-by-step explanation:

the angle of a 90 ° right triangle

180 = x + 90 + x

x + x + 90 = 180

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