Question

If the dimensions of a square are increased by 50%, its area is increased by?

Answer 1

Concept needed.

Answer 2

If
a is increased of 50%
Then the answer would be a + 50%*a
That could also be written as a *150% or 1* 1.5

k would be increased by 1.5
k^2 would be what the area is increased to, 1.5^2 = 2.25

Answer 3

What do you mean by concept?