Unit 2 Test Review

Which of the following statements is a biconditional?

• If you study, then you will pass.

• If 2 angles are supplementary, then they add up to 180 degrees.

• Two angles are complementary if and only if they add up to 90 degrees.

• If you do not pass, then you did not study.

If Johnny lifts weights, then he will get stronger. If he gets stronger, then he will be more self confident.

Johnny lifted weights.....

What can you conclude?

• He will be more self confident.

• He will make the power lifting team.

• He will be a better football player.

• He is in athletics.

If an angle is a straight angle, then it has a measure of 180 degrees.

Angle W is a straight angle....

What can you conclude?

• Angle W is obtuse.

• Angle W measures 180 degrees.

• Angle W is supplementary.

• No conclusion.

"If you practice consistently, then you will get better."

What is the conclusion to this conditional statement?

Hint: Be careful, a lot of careless mistakes happen on questions like these.

• Practice makes perfect

• then you will get better

• you will NOT get better

• you will get better

"If the Cowboys make the Super Bowl, then Coach Cook will be happy"

What is the hypothesis to this conditional statement?

• Coach Cook will be happy

• the Cowboys make the Super Bowl

• If the Cowboys make the Super Bowl

• Then Coach Cook will be happy

Bella is working on solving a 2-column proof.

Given: 5(3x + 6) = 75 Prove: x=3

On the first line of the proof Bella writes down the above equation under the statements column and "given" under the reasons column.

On the second line of the proof she writes "15x + 30 = 75" under the statements column. What should she write under the Reason column?

• Transitive Property

• Addition Equality Property

• Distributive Property

• Division Property of Equality

Which answer choice accurately represents the Reflexive Property?

• A=B, B=C, then A=C

• A=B, B=A

• A(B+C) = AB + AC

• A=A

Which of the below answer choices accurately represents the Symmetric Property?

• A=B, B=A

• A=A

• A(B+C) = AB + AC

• a² + b² = c²

Cannon was working on solving a 2-column proof...

Given: 8x + 5 = 45 Prove: x = 5

Which of the following properties will Cannon have to state as one of his "reasons" if he hopes to correctly solve the proof?

• Addition Property of Equality

• Multiplication Property of Equality

• Reflexive Property

• Subtraction Property of Equality

If the below pattern continues, what will be the next letter in the sequence?

A, B, D, E, G, H, ...

• H
• I
• J
• K