Question

find the complement of 2/5 of 1/3of a right angle

Answer 1

complement is(90-( 2/5*1/3*90))= 90-12= 78

Answer 2

2/5 of 1/3 of a right angle

= (2/5) × (1/3) × 90°                                         

= 12°


Complement of 12° = 90° – 12° = 78°