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October 22, 2014

October 22, 2014

Posted by **aditya chaturvedi** on Friday, November 30, 2012 at 12:28am.

- maths -
**kay**, Friday, November 30, 2012 at 4:17amAs 25^2=625 & 15^2+20^2=225+400=625 from Pythagoras theorem it's a right angle triangle therefore the parallelogram is a rectangle. So area= 15*20=300 cm^2

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