TEKS.MATH.9-12.III.D

How long is the side CD?

• 7
• 3
• 35
• 27

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TEKS.MATH.9-12.III.D

What does this mean?

• Conditional Statement
• Converse
• Inverse
• Contrapositive

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TEKS.MATH.9-12.III.D

Which property states that ∠A ≅ ∠A?

• Distributive Property
• Addition Property
• Multiplication Property
• Reflexive Property

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TEKS.MATH.9-12.III.D

What is the formula for the sum of exterior angles in a polygon?

• 180(n−2)
• 180(n−2)÷n
• 360
• 360/n

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TEKS.MATH.9-12.III.D

What is the "reason" for step 4 of the proof?

• proof
• AAS
  ≅ Thrm
• ASA
  ≅ Thrm
• SAS
  ≅ Thrm

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TEKS.MATH.9-12.III.D

True or False:

All squares are rectangles

• True

• False

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TEKS.MATH.9-12.III.D

TEKS.MATH.9-12.III.A

What is #3 Reason?

• Same Line

• Perpendicular Lines

• Segment Bisector

• Reflexive Property

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TEKS.MATH.9-12.III.D

What is #3 Reason and #4 Statement?

• #3 - Reflexive Property

  #4 - ∠ACB ≌ ∠ECD

• #3 - Definition of Midpoint

  #4 - ∠ACB ≌ ∠ECD

• #3 - Segment Bisector

  #4 - ∠BCA ≌ ∠DCE

• #3 - Reflexive Property

  #4 - ∠BCA ≌ ∠DCE

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TEKS.MATH.9-12.III.D

Write the contrapositive of the following statement.

"If a figure is a triangle, then the angles add to 180.

• If a figure is not a triangle, then the angles do not add to 180.

• If the angles of a figure do not add to 180, then it is not a triangle.

• If a figure has angles that add to 180, then it is a triangle.

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TEKS.MATH.9-12.III.D

________, also known as logical reasoning, is the process of reasoning logically from given statements or facts to a conclusion.

• Inductive Reasoning

• Deductive Reasoning

• Biconditional Statements

• Contrapositive statements

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TEKS.MATH.9-12.III.D