Solution: Given a square has an area of 400 square miles. Let A be the length of each side of the square. Therefore, the length of the side of the square is **20 units**.

## What is the length of a side of a square whose area is 400 square meters?

What is the side of a square lot with an area of 400 square meter? **20m** = side of square.

Correct answer: The area of any quadrilateral can be determined by multiplying the length of its base by its height. Since we know the shape here is square, we know that all sides are of equal length. From this we can work backwards by **taking the square root of the area** to find the length of one side.

## What is the perimeter of 400 sq cm?

If 400 is the area of the square, then the side length of that square must be the square root of 400, or 20. Multiplying 20 by 4 sides gives **80** as the perimeter of the square.

## Which represents a side length of a square that has an area of 450 square inches in?

‘ Side = **15√2 Inches**.

## What will be the length of the side of a square whose area is 361 sq cm?

The length of the side of the square whose area is 361 cm² is **19 cm**.

## What is the perimeter of a square with an area of 400 square cm?

➡Perimeter of square = **4 × side**. => 400 = 4 × side. => side = 100cm.

## How do we find the perimeter of a square?

Since all sides of a square are equal, we only need one side to find its perimeter. The perimeter of the given square is: a + a + a + a = 4 a units. Hence, the formula of the perimeter of a square = **4 × (length of any one side)**.

## What is the area and perimeter of a square?

**Area of a Square = side × side = side² square units** where “s” is the length of one side. Hence, the perimeter of square will be: Perimeter = 4 x side = 4 √Area units.

## How do you find the side area?

=> **Side length = √(X) units**, => Perimeter of the square is 4*√(X) = 4 √(X) units. Therefore, the length of the side and the perimeter of the square of area X units are √(X) and 4√(X) units respectively.

## How do you find the missing side lengths?

## How do you find a side length?

Given angle and hypotenuse Apply the law of sines or trigonometry to find the right triangle side lengths: **a = c * sin(α) or a = c * cos(β)** b = c * sin(β) or b = c * cos(α)

## How much longer is the side of a cube with a surface area of 1200 square inches than a cube with the surface area of 768 square inches?

How much longer is the side of a cube with a surface area of 1,200 square inches than a cube with the surface area of 768 square inches? **2√2 in**.

## How do you find the perimeter of a square with an area of 361 square feet?

The perimeter of the square is 76ft. The area of a square is x^2 = 361, and so the perimeter is **4*x**.

## How do you find the square root of 361?

Thus, **√361 = 19**.

## What is the positive square root of 361?

The square root of 361 is **19**.

## What is the minimum perimeter of a rectangular garden with an area of 400 square feet?

A square of 400sq. m has a 20m side. Area = (20)^2 = 400. The perimeter = 4( 20 ) = **80 m**.

## What is the root number of 400?

The square root of 400 is equal to **20**.

## How much area this square has?

In other words, the area of a square is the product of the length of each side with itself. That is, **Area A = s x s where s is the length of each side of the square**. For example, the area of a square of each side of length 8 feet is 8 times 8 or 64 square feet.

## What is the perimeter of a 4 square?

The perimeter of a 4-inch square is **16 inches**. To find the perimeter of a square, you have to add together the lengths of each of its sides.

## How do you calculate a perimeter?

To find the perimeter of a rectangle, **add the lengths of the rectangle’s four sides**. If you have only the width and the height, then you can easily find all four sides (two sides are each equal to the height and the other two sides are equal to the width). Multiply both the height and width by two and add the results.

## What is the area of a 12cm square?

Thus, the area of the square is **144 cm2**.

## Is perimeter of the square the same as area of the square?

Answer: The area of a square is equal to the square of the length of its side and **the perimeter of the square is 4 times the length of its side**.

## How do you convert area to perimeter?

The relationship between area and perimeter of a square is that perimeter is 4 times the square root of the area. To get the perimeter from the area for a square, **multiply the square root of the area times 4** . Perimeter is always measured in linear units, which is derived from the area’s square units.

## What is a side length?

sidelengthnoun. **The length of a side (of a polygon)**.

## What is side of a square?

Answer: A square has **4 sides**. A square has four corners and all the sides of a square are equal in length.

## How do you find length when given area?

Because a square has four sides of equal length, the area is given by A = L2. If you know the area, you can immediately determine the length of each side, because it’s **the square root of the area**. The length of each side of the square is the square root of 20, which is 4.47 meters.

## How do you find the length of a side given the perimeter?

## How do you find the missing side length of a 45 45 90 triangle?

45 45 90 triangle sides The legs of such a triangle are equal, the hypotenuse is calculated immediately from the equation c = a√2 . If the hypotenuse value is given, the side length will be equal to **a = c√2/2** .

## What is the formula of length of square?

**length × width= length × length** = length2 = 441 square cm. Thus length = √441 = 21 cm.

## How do you find the side length of a square if you know the diagonal?

## What is square formula?

The formula for the area of a square when the sides are given is: **Area of a square = Side × Side = S2**. Algebraically, the area of a square can be found by squaring the number representing the measure of the side of the square.

## Which is the value of this expression when a =- 2 and B =- 3?

IF your expression “a-2 b-3” is meant to be “(a-2)(b-3)” then Bill is correct, and the answer is **-5** when a is 3 and b is -2. However, if you mean”a ” 2b -3″ then, substituting the values you gave for a=3 and b=-2, that would be “3 ” 2(-2) -3” which is the same as “3 +4 -3” and the expression evaluates to 4.

## What values of C and D make the equation true 3 sqrt 162?

Summary: The values of c and d that make the equation ∛(162xc y5) = 3x2y(∛6yd) true are **6 and 2** respectively.

## What is the perimeter of a square with an area 361 sq cm?

given:- Each side of a square is 361 cm². length of Sides of square is 19cm and perimeter of square is **76 cm**.

## How do you find the square root of 441?

## Which number is divided by 361?

Solution: The factors of 361 are **1, 19, 361**. Therefore, 361 has 3 factors.

## What is the square root of 361 by division method?

The answer is **19**.

## IS 400 a perfect square?

The square root of a number is the number that when multiplied to itself gives the original number as the product. This shows that **400 is a perfect square**.

## What is the perimeter of the area is 400?

Multiply by four. If 400 is the area of a square, then what is the perimeter of that square? If 400 is the area of the square, then the side length of that square must be the square root of 400, or 20. Multiplying 20 by 4 sides gives **80** as the perimeter of the square.

## How do you find the minimum perimeter given the area?

## What is the minimum amount of fence needed to completely enclose a rectangular area of 400 square meters?

What is the minimum amount of fence needed to completely enclose a rectangular area of 400 square metres? **80 metres**. (To minimize the perimeter of a rectangle, make the rectangle into a square. The side lengths would all be 20m, so the perimeter would be 80m.)

## What is a square of 400?

NUMBERSQUARESQUARE ROOT204004.472214414.583224844.690235294.796

## How do you find the square root of 400 by division?

## Is square root of 400 a rational number?

√400=20 , so **it is a rational number**.