Sides AB and AC and median AD of a triangle ABC are respectively proportional to sides PQ and PR and median PM of another triangle PQR. Show that ΔABC ~ ΔPQR. Also Find the length of XY, if in the given figure, XZ is parallel to BC. AZ = 3 cm, ZC = 2 cm, BM = 3 cm and MC = 5 cm.

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TextBasic Proportionality Theorem (Thales Theorem)SAS Similarity Criterion for Triangles

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