Question

Find the complement of angle 72${}^{\circ }$.

• A. 28${}^{\circ }$
• B. 90${}^{\circ }$
• C. 18${}^{\circ }$
• D. 42${}^{\circ }$

Answer 1

The correct option is C 18${}^{\circ }$

Complement of the angle = 90${}^{\circ }$-72${}^{\circ }$ = 18${}^{\circ }$