Unit 3B Review

What are the missing numbers in this pattern?
23, 33, ___, 53, ___, 73

• 32, 62
• 42, 63
• 43, 63
• 42, 62

Tags

CCSS.2.NBT.A.2

What are the missing numbers in this pattern?
12, 15, ___, 21, ____, 27

• 18,23
• 18, 24
• 17, 25
• 17, 24

Tags

CCSS.2.NBT.A.2

What is the rule for this pattern?

32, 36, 40, 44

• add 4

• multiply 2

• subtract 4

• divide by 2

Used to prove that a conjecture is false.

• Counterexample
• Inductive Reasoning
• Concluding statement
• Conjecture

Which number is a counterexample to the following statement?

All numbers that are divisible by 2 are divisible by 4.

• 0

• 12

• 28

• 42

Which of the following is a counterexample to the following conjecture? If  $x^2\ =\ 4$ , then x = 2

• x = 4

• x = -2

• x = 2

• x = -4

Tags

CCSS.HSA.REI.A.2

CCSS.HSA.REI.B.4

What property says that for any real number a, a=a?

• Distributive Property

• Reflexive Property

• Transitive Property

• Addition Property

Which property is being used above?

• Symmetric Property

• Substitution Property

• Subtraction Property

• Addition Property

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

What does the Symmetric Property say?

• If a=b, then b=a.

• If a=b, then a-c=b-c.

• If a=b, then ac=bc.

• If a=b and b=c, then a=c.

Tags

CCSS.HSG.SRT.B.5

Which property is being used above?

• Addition Property

• Multiplication Property

• Subtraction Property

• Division Property

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3