Question

In a triangle if each side of a triangle is halved, then what is the percentage change in its area.
Ans. 75% decrease How it came?

Answer 1

It is very simple like take a square whose side is 6 cm. Then it's area will be 36 cm². So if we half it then there side will be of 3 cm. So it area now will be 9 cm². So now you can understand how it works by seeing the relation between their areas 1:4.

Answer 2

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