Question

if the side of square is doubled its area will become
Four times of the original
Double the original
Half of the original
none of these

Answer 1

answer is 4 times of the original because the length tthen becomes 2a and its area becomes 2a^{2} ] which is =4a^{2} which is 4 times of the original

Answer 2

We can actually figure it using algebra.

Original:

Side = x

Area = x^2

When doubled:

Side = 2x

Area = 4x^2

We can conclude that, it will become four times the original.

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