Area and Perimeter Expressions

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width)

Front

What is the formula for the area of a triangle?

Back

Area = 1/2(base × height)

Front

What is the formula for the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3

Front

What does the variable 'x' typically represent in algebraic expressions?

Back

'x' is often used to represent an unknown value or a variable.

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

How do you find the area of a shape with a variable length?

Back

Substitute the variable into the area formula and simplify.

Front

What is a polynomial expression?

Back

A polynomial expression is a mathematical expression involving a sum of powers in one or more variables multiplied by coefficients.

Front

What is the degree of a polynomial?

Back

The degree of a polynomial is the highest power of the variable in the expression.

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor in a term of an algebraic expression.