Question

Find the side length s of the square.
Area = 441 cm
S=
cm

Answer 1

`\huge\boxed{\text{21 cm}}`

The area of a square is equal to the square of its side length.
`A=s^2`

Substitute in the known variable.
`441=s^2`

Now, find the square root of each side of the equation.
`√(441)=s`

Find the square root of
`441`.
`\boxed{21}=s`