Question

the base of a parallelogram is twice its height that if its area is 512 m square then find the base and height

Answer 1

refer the pic..
hope it'll help..
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Answer 2

Let the height(h) = x
so base(b) = 2x
Now
according to the question, we have
area of llgm = base(b) × height(h)
512 = 2x × x
512 = 2x^2 or
512/2 = x^2
256 = x^2
so x = 16 m
Therefore, height(h) = x = 16m
and base(b) = 2x = 2× 16 = 32m