Compass Circle Chord Diameter Radius Central Angle Inscribed a 1. Set of all points in a plane with same distance from a certain point. 2. An angle whose vertex is on the circle. 3. It is one-half of the diameter. 4. An angle formed by two radii. 5. A chord that connects two points on the circle and passes through the center of the circle. 6. A line segment joining two points on the circle. 7. It is an instrument used in drawing circles. 1. Solve the following. 8. If a radius measures 12.5 cm, what is its diameter?
9. The radius of a Ferris wheel is 10.
8 meters. What is its diameter?
10. Toni aligned three tires, each has a radius of 9 inches without overlapping. What is the distance from one end of the first tire to the other end of the last tire?