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(^) Copyright © Swun Math Grade 8 Unit 1 Lesson 2 C TE

Homework

Unit 1 · Lesson 2: Rational vs. Irrational Numbers

Directions: Read and solve. Justify your answers.

1. Rational or irrational?
   11
   5
   2. Which of the following real numbers is
   not a rational number?

a. (^) √ 48
b. 66
c. 3.77
d. 9.8

3. Which of the following real numbers is
   an irrational number?

a. (^) √ 16
b. 5335.11
c. (^) √ 51
d. 86

4. Rational or irrational?

√^81

5. Which of the following real numbers is a
   rational number?

a. 3.14159265...

b. –7

c. (^) √ 10
d. 0.13579111315...

6. Why is 휋휋 considered to be an irrational
   number?