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In figure/A C B=90^@and C D|A B. Prove t...

In figure`/_A C B=90^@`and `C D_|_A B`. Prove that `(B C^2)/(A C^2)=(B D)/(A D)`.

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In triangles ACD and ABC, we have,
`∠ADC=∠ACB` [Each equal to `90 ^@` ]
...
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