Tuesday 25 October 2011

Geometry-5 (XAT-2010)

ABCD is a parallelogram with ÐABC = 600. If the longer diagonal is of length 7 cm and area of parallelogram ABCD is 15√3/2, then the perimeter of parallelogram in cm is---
A. 15
B. 15√3
C. 16
D. 16√3
E. None of the above
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