Angles in triangles Quiz Welcome to your Angles in triangles Quiz Please click "Next" Select the correct answer What is the sum of all interior angles in a triangle? 180º 60º 360º None Select the correct answer What is the sum of all exterior angles in a triangle? 180º 90º 360º None Determine the measure of the missing angle 33º 53º 127º None Determine the measure of the missing angle 30º 210º 120º None Determine the measure of the missing angles Each angle is 45º Each angle is 60º Angle measures cannot be determined None Time's upTime is Up!