Deductive Reasoning, Logic and Proof

Classify this angle.

• Straight angle

• Obtuse angle

• Acute angle

• Right angle

Tags

CCSS.4.G.A.1

Classify the angle

• Straight angle

• Acute angle

• Obtuse angle

• Right angle

Tags

CCSS.4.G.A.1

Classify the angle

• Straight angle

• Acute angle

• Obtuse angle

• Right angle

Tags

CCSS.4.G.A.1

Classify the angle

• Straight angle

• Acute angle

• Obtuse angle

• Right angle

Tags

CCSS.4.G.A.1

Deductive reasoning is the type of reasoning used when people make conjectures.

• True

• False

Choose reason 2, 3 and 4. (In order)

Hint: Complete the entire table first !

• Reflexive property, Subtraction property and addition property.

• Subtraction property, substitution and reflexive property

• Subtraction property, addition property and division property

• Reflective property, addition property and division property

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

If two angles form a linear pair, what can you conclude about the angles?

• The two angles are congruent.

• The two angles are complementary.

• The two angles are supplementary.

• The two angles are right angles.

Tags

CCSS.7.G.B.5

A _________ is a statement that is accepted as true without proof.

• theorem

• postulate

• argument

• proof

A _________ is a statement that is proven to be true for all cases.

• theorem

• postulate

• argument

• proof

Tags

CCSS.HSG.CO.C.10

CCSS.HSG.SRT.B.4

Which of the following can be used as reasons in a proof? Select all that apply.

• Definitions

• Algebraic properties

• Postulates

• Theorems

• Conjectures

Tags

CCSS.8.G.A.5