Question

in a triangle abc if a +b 33 degree and b +c 18 degree then b is.
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Answer 1

Answer:

A-B = 33

B-C = 18

A+B+C = 180

33+B + B + B-18 = 180

3B = 180+18-33 = 165

B = 165/3 = 55 degrees

A =88 degrees

C = 37 degrees