Math, asked by mdfaizan9771203727, 7 months ago

In Δ ABC, If Angle (A) - Angle (B) =42° and Angle (B) -Angle (C) = 21°, then Angle (B) =?

Answers

Answered by aravind8880

1

Answer:

53 degree

Step-by-step explanation:

a+b+c=180

from given two eqns a=b+42 & c=b-21

substitute a&c in a+b+c=180

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