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In a DeltaABC, AD is the altitude from A...

In a `DeltaABC`, AD is the altitude from A. Given `b gt c, angleC=23^(@)" and "AD=(abc)/((b^(2)-c^(2))`, find `angleB`.

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The correct Answer is:
`113^(@)`
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VMC MODULES ENGLISH-PROPERTIES OF TRIANGLE-JEE Advanced (Archive)
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