noveletthomas noveletthomas

18-10-2017
Mathematics

contestada

if angle A has a measurement of 42 degree and is complementary to angle B whats the measurement of angle B

Respuesta :

18-10-2017

complementary angles are angles whose sum is 90 degrees.
This means that:
angles A + angle B = 90
42+angle B = 90
angle B = 90-42 = 48 degrees

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