Parts of a Circle
More Parts of a Circle
Radius/diameter
More definitions
central/inscribed
100
An angle whose vertex is at the center
What is a central angle?
100
Chord that contains the center of a circle.
What is a diameter?
100
Radius: 7 What is the circumference?
What is 14π or 43.98
100
Part of the circumference of a circle.
What is an arc?
100
central angle of 20, what is the intercepted arc
What is 20?
200
set of all points that are the same distance from a center point
What is a circle?
200
Half of the diameter
What is a radius?
200
Diameter of 20 What is the area?
What is 100π or 314.16
200
A 180 degree arc.
What is a semicircle?
200
The intercepted arc is 150, what is the central angle?
What is 150?
300
A segment whose endpoints are on a circle
What is a chord?
300
The angle that has it vertex on the circle.
Inscribed angle
300
How do you figure out the diameter if you know the radius?
What is multiply the radius by 2.
300
Part of a circle measuring more than 180
What is a major arc?
300
The central angle is 80, what is the inscribed angle?
What is 40?
400
A line, segment or ray that intersects the circle in exactly one point
What is a tangent?
400
Half the diameter
What is radius?
400
How do you figure out the radius if you know the diameter?
What is divide the diameter by 2.
400
Part of a circle measuring less than 180 degrees.
What is minor arc?
400
The inscribed angle is 100, what is the intercepted arc?
What is 200?
500
A line that intersects a circle in 2 points.
What is a secant?
500
Distance around the circle is called
Circumference
500
Diameter of 50. What is the circumference and area?
What is 50π or 157.08 and 625π or 1963.5?
500
The inscribed angle is 90. What is the central angle?
180
500
An arc whose central angle is 90 degrees
What is a minor arc?
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