find the complement of 1/3 of a right angle . solve with steps Share with your friends Share 0 Shruti Tyagi answered this Dear student, We have,One angle =13×90°=30°since two angles are complementary∴One angle+Second angle=90°⇒30°+Second angle=90°⇒Second angle=90°-30°=60°thus the second angle be 60° Regards -2 View Full Answer