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CBSE Class 9 Answered

Diagonals AC and BD of a quadrilateral ABCD intersect each other at P. show that
Asked by shweta mondal | 12 Jan, 2014, 09:39: AM
answered-by-expert Expert Answer
begin mathsize 16px style Ar left parenthesis increment APB right parenthesis equals 1 half cross times BP cross times AM Ar left parenthesis increment CPD right parenthesis equals 1 half cross times DP cross times CN Ar left parenthesis increment APB right parenthesis cross times Ar left parenthesis increment CPD right parenthesis equals 1 half cross times BP cross times AM cross times 1 half cross times DP cross times CN equals 1 fourth cross times BP cross times AM cross times DP cross times CN..... left parenthesis straight i right parenthesis Similarly comma Ar left parenthesis increment APD right parenthesis cross times Ar left parenthesis increment BPC right parenthesis equals 1 fourth cross times BP cross times AM cross times DP cross times CN.... left parenthesis ii right parenthesis From space left parenthesis straight i right parenthesis space and space left parenthesis ii right parenthesis Ar left parenthesis increment APB right parenthesis cross times Ar left parenthesis increment CPD right parenthesis equals Ar left parenthesis increment APD right parenthesis cross times Ar left parenthesis increment BPC right parenthesis end style
Answered by | 30 Nov, 2017, 02:29: PM

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CBSE 9 - Maths
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