Circle Terminology (Grade 10)
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Circle Terminology
1.
Which part of the circle is shown?

- radius
- center
- diameter
2.
Name the part shown on the circle.

- radius
- diameter
- arc
3.
Look at the circle. The line segment appears to be

- an arc.
- a perimeter.
- a radius.
- a diameter.
4.
Line segment AB is called a/an .

- arc
- sector
- chord
- diameter
5.
What are line segments AE and AD called?

- Tangents
- Secants
- Cosecants
- Diameters
- Chords
6.
Which term best describes segments BA and BC?

- chords
- secants
- tangents
- diameters
7.
In circle O, which is the chord?

- AB
- OD
- AC
- AO
8.
Which is an inscribed angle?

- [math]ang CAB[/math]
- [math]ang ADO[/math]
- [math]ang DAB[/math]
- [math]ang BOD[/math]
9.
Write the name of the following using the circle shown:
Name of the circle
Diameter
2 Radii and
Chord
Name of the circle
Diameter
2 Radii and
Chord

10.
The line drawn across this circle is a diameter. The two arcs defined by this line are called and their degree measure is .

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