Central and Inscribed Angles
Flashcard
•
Mathematics
•
10th Grade
•
Practice Problem
•
Medium
+2
Standards-aligned
Wayground Content
Used 1+ times
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a central angle?
Back
A central angle is an angle whose vertex is at the center of a circle and whose sides (rays) extend to the circumference.
Tags
CCSS.HSG.C.A.2
2.
FLASHCARD QUESTION
Front
What is an inscribed angle?
Back
An inscribed angle is an angle formed by two chords in a circle which have a common endpoint. The vertex of the angle is on the circle.
Tags
CCSS.4.MD.C.5B
CCSS.HSG.CO.A.1
3.
FLASHCARD QUESTION
Front
How do you calculate the measure of a central angle?
Back
The measure of a central angle is equal to the measure of the arc it intercepts.
Tags
CCSS.HSG.C.A.2
4.
FLASHCARD QUESTION
Front
How do you calculate the measure of an inscribed angle?
Back
The measure of an inscribed angle is half the measure of the arc it intercepts.
Tags
CCSS.HSG.C.A.2
5.
FLASHCARD QUESTION
Front
If the measure of arc AB is 80 degrees, what is the measure of the inscribed angle ACB?
Back
The measure of angle ACB is 40 degrees.
Tags
CCSS.HSG.C.A.2
6.
FLASHCARD QUESTION
Front
What is the relationship between a central angle and an inscribed angle that intercept the same arc?
Back
The central angle is twice the measure of the inscribed angle.
Tags
CCSS.HSG.C.A.2
7.
FLASHCARD QUESTION
Front
If m∠AOB = 100 degrees, what is the measure of arc AB?
Back
The measure of arc AB is also 100 degrees.
Tags
CCSS.4.MD.C.5B
CCSS.HSG.CO.A.1
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