Question

what are the properties of a cyclic quadrilateral.

Answer 1

sum of opposite angles is 180°

Answer 2

Hii friend...here is your answer
Cyclic Quadrilateral:- If all four points of a quadrilateral are on a circle then it is called cyclic quadrilateral.
= Properties of cyclic quadrilateral are:-
1- the sum of the opposite angles of cyclic quadrilateral is 180°.
or
the opposite angles of quadrilateral is supplementary.
2-If one side of a cyclic quadrilateral is produced,then the exterior angle will be equal to opposite interior angle.
3-if the sum of the pair of opposite angles of quadrilateral is 180°,then the quadrilateral is cyclic.
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