Across
- 4. An arc of a circle that is larger than 180 degrees.
- 6. A shape that consists of points equidistant from a fixed point.
- 9. A straight line passing from side to side and through the center of a circle.
- 10. A part of the circumference of a circle.
- 12. Moving one center of a circle onto another circle's center.
- 15. A straight line which touches the circle at only one point.
- 17. An angle with its vertex at the center of a circle.
- 19. A kind of transformation in which an object is resized based on a scale factor.
- 20. The perimeter of a circle.
- 21. The trig ratio that divides the adjacent by the hypotenuse of a triangle to find the missing side of a triangle.
- 22. The trig ratio that divides the opposite by the hypotenuse of a triangle to find the missing side of a triangle.
- 23. The point where a tangent line and a circle intersect.
Down
- 1. An 180 degree are of a circle.
- 2. A line segment joining two points on a circle.
- 3. Figures that are the same shape, NOT the same size, but are proportional in size.
- 5. A line that connects the center to the edge of a circle.
- 7. The trig ratio that divides the opposite by the adjacent of a triangle to find the missing side of a triangle.
- 8. The point equidistant from the points of the edge of a circle.
- 10. The angle at which someone looks down at something.
- 11. The angle at which someone looks up at something.
- 13. The ___________ trig ratio is used to find a missing angle.
- 14. An angle with its vertex on the edge of a circle.
- 16. A line that intersects a circle at exactly two points.
- 18. An arc of a circle that is smaller than 180 degrees.