converse of cyclic quadrilateral
Please I am studying right now and I am in doubt I ll mark you the brainliewt
Here Angle CDA is an extrior angle
but they took
angle CD'A=D'CD+CDD'
I just wanna know why D'CD+CDD'
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Converse of cyclic quadrilateral theorem Theorem : If a pair of opposite angles of a. quadrilateral is supplementary, the quadrilateral is cyclic
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