Exploring Geometry Conditional Statements

This video tutorial introduces conditional statements, explaining their structure with hypotheses and conclusions. It covers negation, equivalent statements, and explores converse, inverse, and contrapositive forms. Examples illustrate these concepts, highlighting when statements are true or false. The tutorial concludes with biconditional statements, emphasizing their role in logical reasoning.

What are the two main parts of a conditional statement?

• Hypothesis and Proposition

• Conclusion and Proposition

• Hypothesis and Conclusion

• Statement and Proposition

In an if-then statement, what follows the 'if'?

• Proposition

• Conclusion

• Statement

• Hypothesis

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CCSS.RI.6.1

CCSS.RI.9-10.1

CCSS.RL.6.1

CCSS.RL.7.1

CCSS.RL.9-10.1

What is the negation of the statement 'The ball is red'?

• The ball is blue

• The ball is not blue

• The ball is not red

• The ball is green

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CCSS.L.1.1J

CCSS.L.2.1F

CCSS.L.4.1C

When are two statements considered equivalent?

• When both are true or both are false

• When both are false

• When one is true and the other is false

• When both are true

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CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.8.5

CCSS.RL.8.7

CCSS.RL.9-10.7

What is a converse statement?

• A statement where the hypothesis is negated

• A statement where the conclusion is negated

• A statement where the hypothesis and conclusion are negated

• A statement where the hypothesis and conclusion are switched

What is an inverse statement?

• A statement where the hypothesis and conclusion are negated

• A statement where the conclusion is negated

• A statement where the hypothesis and conclusion are switched

• A statement where the hypothesis is negated

What is the contrapositive of the statement 'If an animal is a bird, then it has feathers'?

• If an animal has feathers, then it is a bird

• If an animal does not have feathers, then it is not a bird

• If an animal is not a bird, then it does not have feathers

• If an animal is a bird, then it does not have feathers

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CCSS.RI.6.1

CCSS.RI.8.1

CCSS.RL.7.1

CCSS.RL.8.1

CCSS.RL.9-10.1

Which statement is true if the conditional 'If you are a guitar player, then you are a musician' is true?

• If you are not a guitar player, then you are not a musician

• If you are a guitar player, then you are not a musician

• If you are not a musician, then you are not a guitar player

• If you are a musician, then you are a guitar player

What is a biconditional statement?

• A statement where both the converse and the conditional are true

• A statement where both the hypothesis and conclusion are true

• A statement where both the converse and the inverse are true

• A statement where both the hypothesis and conclusion are false

How is a biconditional statement usually written?

• If and only if

• If then

• Only if

• If