Mathematics, 03.11.2021 01:00 jesus3426

PQ and RS are two chords of a circle with centre O. The perpendiculars drawn from O to PQ and RS are OX and OY respectively. Show that PQ² - RS² = 4OY - 4OX.

PQ and RS are two chords of a circle with centre O. The perpendiculars drawn from O to PQ and RS ar

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PQ and RS are two chords of a circle with centre O. The perpendiculars drawn from O to PQ and RS are...

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