Across
- 4. a region of a circle which is "cut off" from the rest of the circle by a secant or a chord
- 7. your expected grade on this quiz
- 8. the study of numbers, shapes, and space using reason and usually a special system of symbols and rules for organizing them
- 9. a set of principles on which the practice of an activity is based
- 10. the linear distance around a shape's edge
- 11. divide (a line, angle, shape, etc.) into two equal parts
- 13. a set of principles on which the practice of an activity is based
- 15. a fundamental relation in Euclidean geometry among the three sides of a right triangle. It states that the square of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the other two sides
- 16. angle the angle inside two adjacent sides of a polygon
- 17. a line from the center of a regular polygon at right angles to any of its sides
- 18. a plane figure that is described by a finite number of straight line segments connected to form a closed polygonal chain or polygonal circuit.
Down
- 1. the center of mass of two or more bodies that orbit one another and is the point about which the bodies orbit
- 2. a circle which passes through all the vertices of the polygon
- 3. a regular, convex polyhedron
- 5. a straight line or plane that touches a curve or curved surface at a point, but if extended does not cross it at that point
- 6. the set of points which are an equal distance to a fixed point
- 12. ice-cream____
- 14. shorten (something) by cutting off the top or the end