Question

If one side of triangle is doubled then by how many times area will increase. Please prove.​

Answer 1

3×3=9 9+100 =1o9

109/100×100=109

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Answer 2

Answer:

let h=x

b=y

area of triangle =xy/2

if each side is doubled of old than

area=2x×2y/2

area=2xy

area is four times of old triangle