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In DeltaABC,angleABC=135^(@). Prove th...

In `DeltaABC,angleABC=135^(@).`
Prove that : `AC^(2)=AB^(2)+BC^(2)+4A(DeltaABC).`
Construction : Draw seg `ADbot side BC,`such that D-B-C.

Text Solution

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The correct Answer is:
`thereforeAC^(2)=AB^(2)+4A(DeltaPQR)_`\
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