Two opposite angles in a cyclic quadrilateral are in the ratio 4:5. find the angles
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let x is included in the ratio.
as we know sum of opposite angles of a quadrilateral is 180.
so,
4x +5x= 180
9x= 180
x=20.
4x=4×20=80
5x=5×20= 100.
as we know sum of opposite angles of a quadrilateral is 180.
so,
4x +5x= 180
9x= 180
x=20.
4x=4×20=80
5x=5×20= 100.
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