Question

find the length of the side of a square whose area is 441m².
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Answer 1

Step-by-step explanation:

Let the length of square to be x.

A/Q

Area of square = (side)²

441 m² = x²

$x = \sqrt{441 { \: m}^{2} } \\ x = \sqrt{21 \times 21 \: m} \\ x = 21 \: m$

Hence, the length of side of square is 21 m.

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Answer 2

Answer:

Side of a square = 21m.

Step-by-step explanation:

Given:

• Area of the square = 441m².

Need to find:

• The length of the side of a square.

Explanation:

Let the side of the square be x.

Therefore,

Area of the square = x²

According to question

=> x² = 441m²

=> x = √441

=> x = 21

Hence,the side of the square is 21m.