Question

if the side of a square decreased by 10% what is the percentage​

Answer 1

Step-by-step explanation:

first write correct question

Answer 2

Answer:

Let the side = x

Area = x^2

Decrease 10%

Area = (x-.1x)^2=x^2(1–0.1)^2=x^2 (1–0.2+.01) =.81 x^2 or a 19% decrease in area.