How to construct a kite PQRS where PQ=QR=3.6 cm ,PS=6.9cm and PQR=124 degree Find the diagonals PR and QS
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Let diagonals cross at point C. That gives you right triangle QCR with angles 90-62-28 and QR = 3.6 That's all you need: let's see you go at it !
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