Exploring Square Roots in Pre-Algebra

The video tutorial explains how to find the square root of 100. It begins by introducing the concept of square roots, focusing on the positive square root. The tutorial then guides viewers through the process of determining the square root of 100 by identifying the number that, when multiplied by itself, equals 100. The explanation includes verifying the result and demonstrating the calculation step-by-step.

What is the symbol used to denote the square root?

• A plus sign

• A check-looking symbol

• A minus sign

• A multiplication sign

Tags

CCSS.8.EE.A.2

What does the square root symbol represent when no sign is specified?

• The negative square root

• None of the above

• Both positive and negative square roots

• The positive square root

Tags

CCSS.8.EE.A.2

What is the positive number that, when multiplied by itself, equals 100?

• 10

• 9

• 11

• 12

Tags

CCSS.8.EE.A.2

What is the result of multiplying 9 by itself?

• 81

• 90

• 99

• 100

Tags

CCSS.8.EE.A.2

How can 100 be expressed to simplify finding its square root?

• 2 times 50

• 10 times 10

• 25 times 4

• 5 times 20

What is the square root of 100?

• 10

• 20

• 9

• 5

Tags

CCSS.8.EE.A.2

Which of the following is an alternative way to express the square root of 100?

• 10 squared equals 100

• 5 squared equals 100

• 20 squared equals 100

• 2 squared equals 100

Tags

CCSS.8.EE.A.2