prove that sum of square of diagnols of parallelogram is equal to the sum of square of its side
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Bro...this theorem works only with rhombus, square, rectangle, kite etc.
because in parallelogram there is no right angle(except some cases).
aashi220386:
but i have this question in my book
other thing is this i m not bro
It can be proved
i have reported your ans
i will be thankful
if u able to ans it
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