Question

in ∆ABC angle A: angle B:angle c:is 2:3:5 then angle at B is​

Answer 1

Answer:

let the common multiple be x

A=2x

B=3x

C=5x

A+B+C=180

(SUM OF ALL ANGLE OF TRIANGLE IS 180)

2x+3x+5x=180

10x=180

x=180÷10

x=18

B=3x

B=3X18

B=54