Selina Concise Mathematics Class 10 ICSE Solutions Similarity Selina Publishers Concise Mathematics Class 10 ICSE Solutions Chapter 15 Similarity (With Applications to Maps and Models) Similarity Exercise 15A – Selina Concise Mathematics Class 10 ICSE Solutions Question 1. In the figure, given below, straight lines AB and CD intersect at P; and AC // BD. Prove that: (i) ∆APC and ∆BPD are similar. (ii) If BD = 2.4 cm AC = 3.6 cm, PD = 4.0 cm and PB = 3.2 cm; find the lengths of PA and PC. Solution: (i) (ii) Question 2. In a trapezium ABCD, side AB is parallel to side DC; and the diagonals AC and BD intersect each other at point P. Prove that: (i) ∆APB is similar to ∆CPD (ii) PA × PD = PB × PC Solution: (i) (ii) Question 3. P is a point on side BC of a parallelogram ABCD. IfDPproduced meets AB produced at point L, prove that: (i) DP: PL = DC: BL. (ii) DL: DP=AL: DC. Solu...
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