Eduprobe
Question:
Construct a triangle PQR in which QR=6cm, ∠Q=60° and PQ−PR=2cm.
Solution:
Draw QR=6 cm
Draw angle 60° at Q and cut an arc of QO=2 cm.
Join OR.
Draw a perpendicular bisector of OR which meets QO at P.
Join P−R. PQR is the required triangle.