CC2 Chapter 9 Intro to Circles Vocab & Practice

Front

Radius of a circle:

Back

Measurement from center to edge.

Front

Diameter of a circle:

Back

Distance from one edge to another through the center.

Front

Circle measurement: diameter or radius?

Back

Radius

Front

Does this picture show the diameter or radius of a circle?

Back

Diameter

Front

Describe segment AB.

Back

Diameter.

Front

Name a diameter.

Back

segment AC

Front

Name a radius: segment AC, segment DB, segment AB, segment BC?

Back

segment DB

Front

Radii (plural of radius) equals a diameter.

Back

2

Front

Distance across a circle through the center is called...

Back

diameter

Front

Distance from circle center to any point is called...

Back

radius