Understanding Irrational Numbers and Square Roots

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a fraction of two integers. Its decimal representation is non-repeating and non-terminating.

Front

What is the square root of 8?

Back

Approximately 2.83.

Front

What is the square root of 17?

Back

Approximately 4.12.

Front

What is the square root of 12?

Back

Approximately 3.46.

Front

What is the square root of 10?

Back

Approximately 3.16.

Front

Square roots are the opposite of ____________.

Back

Squaring.

Front

An imperfect square is a number whose square root is ___________.

Back

Irrational.

Front

What type of number is a fraction?

Back

Rational.

Front

Estimate √50. Round your answer to the nearest whole number.

Back

7.

Front

What is a perfect square?

Back

A perfect square is a number that can be expressed as the square of an integer.