Exploring Squares and Square Roots

How do you calculate the area of a square?

• Multiply the length by the width

• Multiply the side length by itself

• Add the lengths of all sides

• Divide the side length by 2

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the area of a square with a side length of 5 units?

• 20 square units

• 15 square units

• 25 square units

• 10 square units

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Which of the following is a perfect square?

• 5

• 4

• 2

• 3

Tags

CCSS.8.EE.A.2

Why is 9 considered a perfect square?

• Because it is less than 10

• Because it is an odd number

• Because it can be formed by 9 unit squares

• Because it can be divided by 3

Tags

CCSS.6.EE.A.1

What is the symbol for square root?

• A division sign

• A minus sign

• A plus sign

• A check mark with a line above it

Tags

CCSS.8.EE.A.2

What is the square root of 25?

• 5

• 6

• 3

• 4

Tags

CCSS.8.EE.A.2

What is the square root of 16?

• 5

• 4

• 3

• 2

Tags

CCSS.8.EE.A.2

What is the square root of 9?

• 5

• 3

• 2

• 4

Tags

CCSS.8.EE.A.2

What is the square root of 4/9?

• 4/5

• 3/4

• 1/2

• 2/3

Tags

CCSS.8.EE.A.2

What is the simplified form of the square root of 16/100?

• 3/5

• 1/4

• 2/5

• 4/10