An exterior angle of a triangle is of measure 70 degree and one of its interior opposite angles is of measure 25 degree . Find the measure of the other interior opposite angle Share with your friends Share 1 Shruti Tyagi answered this Dear student, ∠ACD=∠ABC+∠BAC --[exterior angle is equal to sum of interior opposite angles]⇒70°=25°+∠BAC⇒∠BAC=70°-25°⇒∠BAC=45°Thus, other interior angle is 45°. Regards 1 View Full Answer Tp answered this 25 degrees -1