
Indirect proofs

Flashcard
•
Mathematics
•
10th Grade
•
Hard
+10
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is indirect reasoning?
Back
Indirect reasoning is a type of reasoning where one possibility is proven false, leading to the conclusion that the other possibility must be true.
2.
FLASHCARD QUESTION
Front
What is the first step to prove that an equilateral triangle does not have a right angle?
Back
The first step is to assume that the triangle has a right angle.
Tags
CCSS.8.G.A.5
3.
FLASHCARD QUESTION
Front
What is an assumption in the context of indirect proofs?
Back
An assumption is to assume the opposite of what you want to prove.
4.
FLASHCARD QUESTION
Front
Define a rhombus.
Back
A rhombus is a quadrilateral with parallel, congruent sides.
Tags
CCSS.3.G.A.1
5.
FLASHCARD QUESTION
Front
What is the first step to prove that we don't have homework tonight?
Back
The first step is to assume that we have homework tonight.
6.
FLASHCARD QUESTION
Front
What is the purpose of an indirect proof?
Back
The purpose of an indirect proof is to demonstrate that a statement is true by showing that assuming the opposite leads to a contradiction.
7.
FLASHCARD QUESTION
Front
How do you start an indirect proof?
Back
You start an indirect proof by assuming the opposite of what you want to prove.
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