Inductive & Deductive Reasoning

The type of reasoning where a person makes  conclusions based on observations and patterns is called...

• Inductive reasoning
• Deductive reasoning
• Conjecture
• Experiments

What is a conjecture?

• A conclusion believed to be true based on observations.

• An example which disproves an hypothesis.
• the performance of tricks that are seemingly magical

Complete the conjecture.  Think of examples to help.
The product of any two odd numbers is _____________

• even
• odd
• zero
• positive

Where would the next red square be?

• bottom left
• top right
• top left
• bottom right

What are the next two numbers in this pattern?
12, 17, 22, 27, ___, ___

• 32, 37
• 30, 37
• 30, 33
• 32, 35

What is used to prove that a conjecture is false?

• Counterexample
• Inductive Reasoning
• Concluding statement
• Conjecture

A type of reasoning that uses general facts, definitions, and accepted properties in a logical order to write a specific argument.

• Inductive

• Deductive

• Logic

• Reasoning

The sum of the interior angle of a square is 360.

The sum of the interior angle of a rectangle is 360.

The sum of the interior angle of parallelogram is 360.

The sum of the interior angle of a rhombus is 360.

What is the possible conclusion base on the given information?

• The sum of the exterior angles of a quadrilateral is 360.

• The sum of the interior angles is 360.

• The sum of the interior angles of a quadrilateral is 360.

• The interior angle of a quadrilateral is 360.

An unproven statement which is based on observations.

• Reasoning

• Conclusion

• Conjecture

• Logic

Determine the next 2 possible terms in the list.

400, 200, 100, 50, . . .

• 20, 10

• 25, 12

• 25, 12.5

• 25, 10