Across
- 5. Points that lie on the same line.
- 7. Two angles whose sum is 90 degrees.
- 8. a^2 + b^2 = c^2.
- 10. Points that lie on the same plane.
- 14. Lines that are parallel to each other.
- 16. An arc whose measure is greater than a semi-circle (180 degrees).
- 17. Has a vertex and a circular base.
- 18. Two angles whose sum is 180 degrees.
- 20. It is represented by a dot and named by a capital letter.
Down
- 1. The distance around a circle.
- 2. Mathematics that deals with points, lines, planes, and solids and examines their properties.
- 3. A prism where all sides are squares.
- 4. Is an angle measuring between 0 degrees and 90 degrees.
- 6. Angle whose measure is greater than 90 degrees, but less than 180.
- 9. For an acute angle in a right triangle, it's the ratio of the opposite side to the hypotenuse.
- 11. Two lines that intersect to form right angles.
- 12. A set of all points.
- 13. Is an angle whose measure is 90 degrees.
- 15. line in the plane of the circle that intersects the circle in one point
- 19. all sides are congruent and all four right angles.