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| 1. |
Diagonals PR and QS of a quadrilateral PQRS intersect each other at point O. Show that ar(△ OPQ)× ar(△ ORS)=ar(△ OPS)× ar(△ OQR). |
| Answer» Diagonals PR and QS of a quadrilateral PQRS intersect each other at point O. Show that ar(△ OPQ)× ar(△ ORS)=ar(△ OPS)× ar(△ OQR). | |