Geometry Vocabulary
Flashcard
•
Mathematics
•
9th Grade
•
Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a coplanar point?
Back
Points that lie on the same plane.
Tags
CCSS.HSG.CO.A.1
2.
FLASHCARD QUESTION
Front
What is a line segment?
Back
A geometric object that is finite and has 2 endpoints.
Tags
CCSS.HSG.CO.A.1
3.
FLASHCARD QUESTION
Front
What is the notation for a line segment?
Back
A line segment is denoted by the endpoints, e.g., AB.
Tags
CCSS.HSG.CO.A.1
4.
FLASHCARD QUESTION
Front
What are undefined terms in geometry?
Back
Basic concepts that do not have formal definitions, such as point, line, and plane.
Tags
CCSS.4.G.A.1
5.
FLASHCARD QUESTION
Front
What are defined terms in geometry?
Back
Terms that have formal definitions, such as angle, triangle, and circle.
Tags
CCSS.1.G.A.1
CCSS.2.G.A.1
6.
FLASHCARD QUESTION
Front
What is an acute angle?
Back
An angle that is less than 90 degrees.
Tags
CCSS.4.G.A.1
7.
FLASHCARD QUESTION
Front
What is a right angle?
Back
An angle that is exactly 90 degrees.
Tags
CCSS.4.G.A.1
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