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18-03-2021
Mathematics

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What is the measure of angle B?

A. 75
B. 60
C. 30
D. 38

What is the measure of angle B A 75 B 60 C 30 D 38 class=

Respuesta :

18-03-2021

Step-by-step explanation:

a = 180-117 = 63

180- (81+63) = 36

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