1.

ABCD is a quadrilateral. AB is 2 cm more than BC. BC is 5 cm less than CD. CD is 1 cm less than AD. If \[\mathbf{AD}=\mathbf{11}\]cm, find the perimeter of the quadrilateral.

A. 28 cm   
B.    33 cm  
C. 40 cm   
D.    45 cm
E. None of these
Answer» C. 40 cm   


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