Using a ruler and a pair of compasses only,
(a)Construct triangle PQR such that the length of PQ = 10cm, angle QPR = 90° and angle PQR = 30°

Measure the length of PR.

(b)Bisect the angle QRP to meet PQ at M.

(c)With M as centre, and radius MP draw a circle.

(d)Measure the radius of the circle