Calculate Side Length of a Square with Area = 1: Basic Geometry Problem

A square has an area of 1.

How long are its sides?

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:04 Let's find the length of a square's side.
00:07 Use the area formula: side times side equals area.
00:13 Now, plug in the area value, and solve for the side length.
00:18 To find the side, take the square root of the area.
00:26 And there you have it, that's the solution!

Step-by-step written solution

Follow each step carefully to understand the complete solution
1

Understand the problem

A square has an area of 1.

How long are its sides?

2

Step-by-step solution

Remember that the area of the square is equal to the side of the square raised to the 2nd power.

Now, we replace the data in the formula:

1=L2 1=L^2

We extract the root:

1=L \sqrt{1}=L

L=1 L=1

3

Final Answer

1 1

Practice Quiz

Test your knowledge with interactive questions

Look at the square below:

111111

What is the area of the square?

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