Respuesta :
Answer:
[tex]area = {a}^{2} \\ = {20}^{2} \\ = 400 {cm}^{2} \\ thank \: you[/tex]
Answer:
[tex]\huge\boxed{\sf A = 400\ cm\²}[/tex]
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
[tex]\rule[225]{225}{2}[/tex]
Hope this helped!