# Two angles of a triangle measure 30° and 50°. What is the measure of the third angle of the triangle?

Apr 10, 2018

${100}^{\circ}$
Sum of all angles of a triangle should be equal to ${180}^{\circ}$
${3}^{\text{rd"\ "angle}} = {180}^{\circ} - \left({30}^{\circ} + {50}^{\circ}\right) = {100}^{\circ}$