Answer:
6400
Explanation:
320/4 because a square has 4 side
so that is 80 now we multiply 80 by 80
because frmula to find the area of a square is l*w
so after we multiply it we get 6400
A=6400m²
Perimeter: P=4×a=320m
Side of square: a=80m
Area: A=a²=80²=6400m²
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