STAAR Real Numbers 22-23

Front

What is a real number?

Back

A real number is any value that represents a quantity along a continuous line, including all rational and irrational numbers.

Front

Define rational numbers.

Back

Rational numbers are numbers that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What are irrational numbers?

Back

Irrational numbers are numbers that cannot be expressed as a simple fraction; they have non-repeating, non-terminating decimal expansions.

Front

What is the square root of 3?

Back

Front

How do you find the diagonal length of a square?

Back

Front

What is a Venn diagram?

Back

A Venn diagram is a visual representation used to show the relationships between different sets, illustrating how they overlap.

Front

What is the relationship between rational numbers and integers?

Back

All integers are rational numbers because they can be expressed as a fraction with a denominator of 1.

Front

How do you order numbers from least to greatest?

Back

To order numbers from least to greatest, compare their values and arrange them in ascending order.

Front

What is the formula for the area of a square?

Back

Front

What does it mean for a number to be a subset of another set?

Back

A subset is a set whose elements are all contained within another set. For example, all integers are a subset of real numbers.