# Lesson Worksheet: The Language of Algebra Mathematics

In this worksheet, we will practice identifying variables and terms, and distinguishing between expressions, equations, formulae, and identities.

Q1:

Fill in the blank: is an equation that is always true, no matter what values are chosen.

• AAn expression
• BA formula
• CAn equation
• DAn inequality
• EAn identity

Q2:

The area of a circle is . Identify whether this is an expression, an equation, an identity, a formula, or an inequality.

• AInequality
• BFormula
• CExpression
• DIdentity
• EEquation

Q3:

Identify whether is an expression, an equation, an identity, a formula, or an inequality.

• AInequality
• BEquation
• CIdentity
• DExpression
• EFormula

Q4:

Identify whether is an expression, an equation, an identity, a formula, or an inequality.

• AInequality
• BExpression
• CIdentity
• DEquation
• EFormula

Q5:

Identify whether is an expression, an equation, an identity, a formula, or an inequality.

• AInequality
• BEquation
• CFormula
• DExpression
• EIdentity

Q6:

Which of the following is considered an expression?

• A
• B
• C
• D
• E

Q7:

Which of the following is considered a formula?

• A
• B
• C
• DPerimeter of a square:
• E

Q8:

Which of the following is considered an equation but not an identity?

• A
• B
• C
• D
• E

Q9:

A teacher asks two students whether is an equation or an identity. Ethan says that it is an equation, while Jacob says that it is an identity. Who is correct?

• ABoth students
• BNeither student

Q10:

Which of the following is considered an identity?

• A
• B
• C
• D
• E