1

Problem

The area of a square is \$36cm^2\$. What is the length of each side of the square?

2

Step

The area(A) of a square is

\$36 cm^2\$

3

Step

Now we want to find the sides(s) of a square.

4

Step

Area of a square is

A = \$side \times side\$

5

Step

Substitute the values

36 = \$side \times side\$

6

Step

Apply square root on both sides

\$\sqrt(64) = \cancel(\sqrt)(s^\cancel(2))\$

7

Step

The square root of 36 is

6

8

Step

After simplification, we get

S = 6

9

Solution

The sides of a square are 6.

10

Sumup

Please summarize steps

Choices

11

Choice-A

This is correct because the square root of 36 is indeed 6.

Correct 6 cm

12

Choice-B

This is not correct because the square root of 36 is not 8

Wrong 8 cm

13

Choice-C

This is not correct because the square root of 36 is not 5

Wrong 5 cm

14

Choice-D

This is not correct because the square root of 36 is not 9

Wrong 9 cm

15

Answer

Option

A

16

Sumup

Please summarize choices