parallelogram qs

In the figure below, ABCD is a parallelogram, where CD = 2AD = 4AX and Y is a point on CD.
If ang(DXY) = ang(ACD) and AX is 20 cm less than YC, then the perimeter of ABCD is



a. 80
b. 96
c. 108
d. 72

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n/a

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