Library

Unit 8 - Lesson 5 - Grade 8: Illustrative Mathematics

By Formative Library
Last updated 2 months ago
12 Questions
Note from the author:
Grade 8 Unit 8
Lesson 5: Reasoning About Square Roots
CC BY 2021 Illustrative Mathematics®
Grade 8 Unit 8
Lesson 5: Reasoning About Square Roots
CC BY 2021 Illustrative Mathematics®
Lesson: Reasoning About Square Roots

True or False: Squared (Warm Up)

Decide if each statement is true or false.
1.

2.

3.

4.

5.

Square Root Values

What two whole numbers does each square root lie between? Be prepared to explain your reasoning.
6.

7.

8.

9.

Solutions on a Number Line

The numbers x, y, and z are positive, and x2 = 3, y2 = 16, and z2 = 30.

10.

Plot x, y, and z on the number line. Be prepared to share your reasoning with the class.

11.

Plot -\sqrt{2} on the number line.

Cool Down: Betweens

Betweens

12.

Which of the following numbers are greater than 6 and less than 8? Explain how you know.