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unit 5 list 2
unit 5 vocabulary mrs. maes list 2
| Question | Answer |
|---|---|
| Central angle | Central angles are angles in which the vertex of the angle is the center of a circle. |
| Circle | The set of all points in a plane that are the same distance, called the radius, from a given point, called the center. |
| Circle Graph | Shows how parts relate to a whole and to each other |
| Circumference | The distance around a circle. |
| Chord | A chord is a line segment between two points on a circle. |
| Diameter | The line segment that goes through the center of the circle and whose endpoints are on the circumference of the circle is called a diameter. The length of this line segment is also called the diameter |
| Degree | A unit for measuring angles |
| Pi | The ratio of the circumference of a circle to its diameter |
| Protractor | A measuring device that can be used to approximate the measure of an angle |
| Radius | The distance from the center of a circle to any point on the circle |
| Sector | Pie-shaped sections on a circle graph to represent portions of the data or percentage of the whole |
Created by:
mcrippen
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