Across
- 3. the distance from the center a circle to any point on the circle
- 7. Measures the total length around the outside of a shape.
- 8. Half a circle
- 9. the point inside a circle that is the same distance from all points in a circle.
- 11. Two angles who both have the sum of 180 degrees
- 12. A figure made of triangles, rectangles,squares, and other two dimensional shapes.
Down
- 1. a number with more than two factors
- 2. the distance across the circle to the center
- 4. Two angles that share a common side and have the same vertex.
- 5. Two angles who both have the sum of 90 degrees.
- 6. Opposite angles formed by the intersection of two lines
- 10. Area is the measure of a region's size on a surface
- 12. the set of all points in a plane that are the same distance from a point called the center.
