Question

. Find the area of a square whose side is 20.5 cm..
. Find the side of a​

Answer 1

Step-by-step explanation:

$Area\:of\:square\:=\:(Side)^{2}$

$A\:=\:(20.5)^{2}$

$\large\boxed{A\:=\:420.25\:cm^{2}}$

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Answer 2

Answer:

i hope it's help you...........