How to calculate the square of zero boundary in mathematics

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2022- 12-23 More than 73 users adopted TA's answer.

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How to calculate the square of zero boundary in mathematics

Side length times side length. A square is a special rectangle with four equal sides.

Given the area, find the side length.

The first method: If the area of a square is 16m2, then its side length is 4m. It is equivalent to giving a square area a root sign.

The second method: let the side length of a square be a, and if the square area is 25, the formula is: a*a=25, and a = a.

2022-12/23 answer

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A Complete Book of Mathematical Formulas in Senior High School _ Six Methods to Improve Math Performance Quickly in 2022

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