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Proofs and Reasoning

Mathematics

9th - 11th Grade

CCSS covered

Used 6+ times

Proofs and Reasoning
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A conditional statement is a statement that can be written in "If-then" form.

True

False

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pick the Converse of the conditional statement: If an angle is 90 degrees, then it is a right angle.

If an angle is not 90 degrees, then it is not a right angle.

An angle is a right angle if and only if it is 90 degrees.

If an angle is not a right angle, then it is not 90 degrees.

If an angle is a right angle, then it is 90 degrees.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pick the Inverse of the conditional statement: If an angle is 30 degrees, then the angle is acute.

If an angle is not acute, then the angle is not 30 degrees.

If an angle is not 30 degrees, then the angle is not acute.

If an angle is acute, then the angle is 30 degrees.

An angle is acute if and only if it is 30 degrees.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rewrite the statement as a conditional statement in if-then form.


STATEMENT: Fish have gills.

If it has gills, then it is a fish.

If it is a fish, then it has gills.

If it is a fish, then it lives in the water.

If an animal has gills, then it breathes underwater.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the first step to solving the equation above?

Use Substitution Property

Use Addition Property

Use Division Property

Use Distribution Property

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Given, "If I have a Siberian Husky, then I have a dog." Identify the hypothesis.

If I have a Siberian Husky.
I have a Siberian Husky.
Then I have a dog.
I have a dog.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given: <1 and <2 are supplementary. What can you conclude?

m<1 + m<2 = 180 ; Definition of supplementary angles

m<1 + m<2 = 90 ; Definition of complementary angles

m<1 = m<2 ; Definition of congruence

nothing

Tags

CCSS.7.G.B.5

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