Real Number System

Front

What is π (Pi) classified as?

Back

Irrational, Real

Front

How can -7.5 best be classified?

Back

Rational, Real

Front

A perfect square is a number whose square root is ___________.

Back

Rational

Front

If the area of a square is 117 square meters, what is the length of a side of the square?

Back

10.8 m

Front

Zero can be classified as all of the following except which?

Back

Natural

Front

What are the two main categories of real numbers?

Back

Rational and Irrational

Front

Define a rational number.

Back

A number that can be expressed as a fraction of two integers.

Front

What is an irrational number?

Back

A number that cannot be expressed as a simple fraction.

Front

Give an example of a perfect square.

Back

16 (since 4 x 4 = 16).

Front

What is the square root of 25?

Back

5