Question

sides of a square is 20cm What is its area??​

Answer 1

Answer:

$area = {a}^{2} \\ = {20}^{2} \\ = 400 {cm}^{2} \\ thank \: you$

Answer 2

Answer:

$\huge\boxed{\sf A = 400\ cm\²}$

Step-by-step explanation:

Side length of square = L = 20 cm

Formula:

Area of the square (A) = L² = L × L

Solution:

A = 20 cm × 20 cm

A = 400 cm²

$\rule[225]{225}{2}$

Hope this helped!

~AH1807

Peace!