Question

in triangle ABC, angles A;B;C= 2;3;5. ten angle at B is

Answer 1

Answer:

Given,

A:B:C=2:3:5

Let,a=2x,b=3x,c=5x

We know that sum of the angles in a triangle =180 degrees

2x+3x+5x=180

10x=180

X=180/10

X=18 degrees

Now, angle at B=3x=3(18)=54 degrees

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