Question

With the help of a ruler and compasses, it is possible to construct an angle1 of
(a) 35°
(b) 40°
(c) $37\frac{1°}{2}$
(d) $47\frac{1°}{2}$

Answer 1

Using a ruler and compass, construct an angle of 150°.
Bisect the angle to get an angle of 75°.
Again bisect the angle to get an angle of 37.5°.


Hence, the correct option is (c).