Why is angle APD 116 degrees?

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1 Answer
Mark D.
May 8, 2018

#AhatBD= 180-116=64# angles on a straight line add to 180.

ABDP is a cyclic quadrilateral ( a 4 sided shape that has all four vertices on the circumference of a circle) and opposite angles are supplementary ( add to 180). 180-64=116

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