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# Worksheet: Properties of Equality

Q1:

Complete the expression stating which property is being used: .

• A52, associative
• B43, additive identity
• C34, associative
• D9, commutative

Q2:

What equivalent expression to does this diagram show?

• A
• B
• C
• D
• E

Q3:

The two diagrams show and using an area model for multiplication.

What can be said about the areas of the rectangles?

• AThey are equal.
• BThey are not equal.

What does it say about multiplication?

• AThe multiplication is commutative: .
• BThe multiplication is associative: .

Q4:

Which of the following figures has an area that can be represented by the expression ?

• A
• B
• C
• D
• E

Q5:

The diagram shows a rectangle of sides and . Its area is thus , which can also be written as . Work out the area of the smaller rectangles that make up the bigger rectangle to find an equivalent expression to .

• A
• B
• C
• D
• E

Q6:

Which of the following demonstrates the symmetric property of equality?

• AFor any , .
• BIf and , then .
• CIf , then .

Q7:

Which of the following expressions is equivalent to ?

• A
• B
• C
• D
• E

Q8:

Which of the following expressions is equivalent to ?

• A
• B
• C
• D
• E

Q9:

Consider the following equality statements:

1. .
2. .
3. .

Without solving for , , , or , select the true statement.

• A
• B
• C
• D
• E

Without solving for , , , or , select the true statement.

• A
• B
• C
• D
• E

Without solving for , , , or , select the true statement.

• A
• B
• C
• D
• E

Without solving for , , , or , select the true statement.

• A
• B
• C
• D
• E

Q10:

Which of the following demonstrates the transitive property of equality?

• AFor any , .
• BIf , then .
• CIf and , then .

Q11:

The diagram shows a rectangular prism (A) that has been divided into three horizontal slices (B) and into four vertical slices (C). The volume of the rectangular prism as represented in (B) is written as , where is the volume of one slice.

Choose an expression for as represented in (C).

• A
• B
• C
• D
• E

What property of multiplication does this diagram show?

• Athe associative property
• Bthe multiplicative identity property
• Cthe distributive property
• Dthe commutative property
• Ethe multiplicative inverse property

How many slices with a volume of 12 volume units are there in the rectangular prism?

• A
• B3
• C
• D4
• E

Q12:

Which value of will make the following statement true: ?

Q13:

Which of the following demonstrates the reflexive property of equality?

• AIf and , then .
• BIf , then .
• CFor any , .