breathmath.com
Triangles Exercise 6.4 – class 10
1. Let ∆ABC∼ ∆PQR and their areas be, respectively, 64 cm² and 121 cm² . If EF = 15.4 cm, find BC. Solution: 2. Diagonals of a trapezium ABCD with AB || DC intersect each other at the point O. If …