Question

The angles of a triangle are in the ratio $3:5:7$. Find the measure of each angle of the triangle.

Answer 1

Let the angles be $3x,5x,7x$

then $3x+5x+7x={180}^0$

$\Rightarrow 15x={180}^0$

$\Rightarrow x={12}^0$

Angles $={36}^0,{60}^0,{84}^0$