The angles of a triangle are in the ratio of 2 : 3 : The largest angle in the triangle is:
সমাধান
সঠিক উত্তর: Option D
here, angles are 2x,3x,4x total angle of a triangle=180 we know, 2x+3x+4x=180 9x=180 x=180/9=20 so, largest angle= 4 X 20=80
