Concyclic i) In the adjoining figure, PQRS is a cyclic quadrilateral. If the
diagonals PR and QS are equal, prove that, QR = PS and
PQ // SR.

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Q1 how many whole numbers less than 1000 can be written as a product of 3 consecutive whole numbers? a)10 b)11 c)15 d)21 q2 how many whole numbers between 5000 and 6000 consist of four different digits that decrease from left to right? a)3 b)10 c)69 d)120