Question

Solve for <3The measurement of an exterior angle is equal tothe sum of the remote interior angles.132°<3+ [?]= []=144Hint: Enter the value of theknown interior angle.72° 43

Answer 1

$\begin{gathered} \angle132^{\circ}=\angle3+72^{\circ} \\ \angle3=\angle132^{\circ}-\angle72^{\circ} \\ \angle3=60^{\circ} \end{gathered}$