2. The quadrilateral ABCD is inscribed in a circle. The diagonals
in rough first, and then draft your final version
AC, BD meet at Q. The sides DA, extended beyond A, and CB,
carefully before writing up your best attempt.
extended beyond B, meet at P .
Do not hand in rough work.
Given that CD = CP = DQ, prove that
6 CAD = 60
◦.
• One complete solution will gain far more credit
than several unfinished attempts. It is more
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