1) draw a line segment, say XY = AB+BC+CA
2) make angles LXY=angle B and angle MYX = ANGLE c
3) bisect angles LXY and MYX. let this bisectors meet at A.
4) draw perp. bisectors PQ of AX and RS of AY
5)let PQ intersect XY at B and RS intersect XY at C. join AB and AC
- Angikar Ghosal Thanks, Shubham.Upvote·0· Reply ·2014-04-30 07:00:18