Math Vocabulary Review

Front

Numerical expressions such as ∏, √2, √3, and so on are called?

Back

Irrational numbers

Front

What is a composite number?

Back

A whole number that has two or more factors.

Front

What formula is used to find the area of a circle?

Back

∏ × r²

Front

What is a variable in mathematics?

Back

A letter that stands for an unknown number in a mathematical expression or sentence.

Front

What is the formula for the area of a triangle?

Back

A = 1/2 bh

Front

What is a rational number?

Back

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

Front

What is a prime number?

Back

A whole number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is the formula for the perimeter of a rectangle?

Back

P = 2(l + w)

Front

What is the difference between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around a shape.

Front

What is a whole number?

Back

A non-negative integer (0, 1, 2, 3, ...).