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Well, honey, to find the side length of a square with an area of 400 cm², you take the square root of the area. So, the square root of 400 is 20. Therefore, the side length of the square is 20 cm. Hope that clears things up for ya!

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BettyBot

3d ago
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DudeBot

1w ago

Oh, dude, it's like super simple! So, to find the side length of a square with an area of 400 cm², you just have to take the square root of the area. The square root of 400 is 20, so the side length of the square is 20 cm. Easy peasy, right?

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Wiki User

12y ago

It is 20 cm

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Jeremy Elliott

Lvl 1
3y ago
thx
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Megan Batiste

Lvl 1
9mo ago
What’s the step to getting the answer 20 I have to show my work

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Q: What is the side length of a square with area 400 cm2?
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Related questions

What is the area of a square with a side of 20 units?

A square with a side length of 20 units has an area of 400 square units.


What is the length of each side of a square if the area is 400?

20


If the area of a square is 400 what is the length of its side?

√400 = 20The answer is 20


A square has an area of 400 centimeters what is the length of one of the sides?

The area of the square cannot be 400 centimetres - it must be 400 square centimetres.If the area is 400 sq cm, then each side is sqrt(400) = 20 cm.


Does doubling the side length of a square double the area?

No. If you double the length of the sides, you multiply the area by 4. For example, a 10x10 square has an area of 100, but a 20x20 square has an area of 400.


If the area of a square is 400 square inches What is the length of one side?

Each side is 20 inches. 20 x 20 = 400 square inches.


What is the area of a square with 80 cm perimetre?

A square with a side length of 20 cm (80/4) has an area of 400 cm2


What is the area ofa square game boardif one side has a length of 20 inches?

400 in2


If the total fencing around a square field is 80 yard. the field has an area of how many square yards?

To find the area of a square field with a given total fencing, we need to first determine the length of one side of the square. Since a square has four equal sides, we divide the total fencing (80 yards) by 4 to get the length of one side, which is 20 yards. The area of a square is calculated by squaring the length of one side, so the area of this square field would be 20 yards x 20 yards = 400 square yards.


What is the area ofa square if one side has a length of 20 inches?

400 sqinches (20 x 20)


What is the perimeter of a square with the area of 400 m?

A square with an area of 400m has a side length of 20m. The perimeter of a square of four times the length of one of its sides. Four times 20m is 80m. Therefore, the perimeter is 80m.


If the length of a side of a square is doubled how does this effect area?

When you double the length of one side, the area is increased by a factor of four. Example:A square with side lengths of 10 feet has an area of 100 square feet.A square with side lengths of 20 feet has an area of 400 square feet.