CLASS 7 GANITA PRAKASH MATHS CHAPTER 7P A TALE OF INTERSECTING LINES PAGE 170 FIGURE IT OUT 1. Construct a triangle ABC with BC = 5 cm, AB = 6 cm, CA = 5 cm.Construct an altitude from A to BC. 2. Construct a triangle TRY with RY = 4 cm, TR = 7 cm, ∠R = 140°. Construct an altitude from T to RY.