Circles: Parts, C & A, Central Angles
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a circle?
Back
A circle is a set of points in a plane that are equidistant from a fixed point called the center.
2.
FLASHCARD QUESTION
Front
What is the radius of a circle?
Back
The radius is the distance from the center of the circle to any point on its circumference.
3.
FLASHCARD QUESTION
Front
What is the diameter of a circle?
Back
The diameter is a line segment that passes through the center of the circle and has its endpoints on the circle. It is twice the length of the radius.
Tags
CCSS.HSG.C.A.2
4.
FLASHCARD QUESTION
Front
What is a chord in a circle?
Back
A chord is a line segment whose endpoints lie on the circle.
5.
FLASHCARD QUESTION
Front
What is a secant line?
Back
A secant line is a line that intersects a circle at two points.
6.
FLASHCARD QUESTION
Front
What is a tangent line?
Back
A tangent line is a line that touches the circle at exactly one point.
7.
FLASHCARD QUESTION
Front
What is the measure of a central angle?
Back
A central angle is the angle formed by two radii of a circle, with its vertex at the center of the circle.
Tags
CCSS.HSG.C.A.2
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