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## Circle Terminology

1.
Which part of the circle is shown?
2. center
3. diameter

2.
Name the part shown on the circle.
2. diameter
3. arc
3.
Look at the circle. The line segment appears to be
1. an arc.
2. a perimeter.
4. a diameter.

4.
Line segment AB is called a/an                .
1. arc
2. sector
3. chord
4. diameter
5.
What are line segments AE and AD called?
1. Tangents
2. Secants
3. Cosecants
4. Diameters
5. Chords

6.
Which term best describes segments BA and BC?
1. chords
2. secants
3. tangents
4. diameters
7.
In circle O, which is the chord?
1. AB
2. OD
3. AC
4. AO

8.
Which is an inscribed angle?
1. $ang CAB$
2. $ang ADO$
3. $ang DAB$
4. $ang BOD$
9.
Write the name of the following using the circle shown:

Name of the circle

Diameter

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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