Fri September 11, 2009 By:

in a trapezium ABCD, AB II CD and X and Y are mid pts. of sides AD and BC respectively. If   AB = 12cm, XY = 14cm, find CD.

Find the length of CD.

Expert Reply
Wed October 21, 2009

Since AX= XD and BY =YC so XY || CD ||AB

Join BD Let XM  =x and MY = 14-x 

By mid point theorem x =6 and CD =2 (14-x) =16 cm

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