# 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.

**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

**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