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C IRCLES Identifying parts of the circle. V OCABULARY Radius Chord Diameter Arc Center.

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Presentation on theme: "C IRCLES Identifying parts of the circle. V OCABULARY Radius Chord Diameter Arc Center."— Presentation transcript:

1 C IRCLES Identifying parts of the circle

2 V OCABULARY Radius Chord Diameter Arc Center

3 C ENTER AND A RC A circle can be named by its center. A circle with a center labeled C would be named circle C. An unbroken part of a circle is called an arc. B C A

4 R ADIUS A radius connects the center with a point on the circle. radius CD D C

5 CHORD A chord connects two points on a circle. chord AB A B

6 DIAMETER A diameter is a chord that passes through the center of a circle. diameter AB A B

7 L ESSON Q UIZ Use the given diagram for the following: 1. Name two radii. 2. Name two chords. 3. Name the center of the circle. 4. Name a diameter. 5. Name an arc of the circle. H A G J E D F C B K


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