(Download) CBSE X Mathematics (Trigonometry & Triangles) Guess Paper: 2012

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Guess Papers – 2012
Class – X
Subject – Mathematics (Trigonometry and Triangles)

1. Prove that the ratio of the areas of two similar triangles is equal to tha ratio of squres of their corresponding sides.

2. In triangle ABC, AD   BC and BD=3CD. Prove that 2AB2=2AC2+BC2.

 

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