Across
- 3. circles Circles that have congruent radii.
- 4. one half of a sphere.
- 5. circles Circles that touch at one point called the point of tangency.
- 8. A transformation that involves flipping a shape over a line or point.
- 9. polygons Polygons that have congruent corresponding angles as well as proportional corresponding sides.
- 10. The difference of the y coordinates over the difference of the x coordinates.
- 13. A triangle with 3 congruent sides.
- 15. A 2 dimensional drawing of the surfaces of a 3D shape that can be folded to make the 3D shape.
- 17. A transformation where a figure slides. Example (x+3,y+4)
- 18. A 4 sided polygon with 4 right angles.
- 20. A three sided polygon whose angles add up to 180 degrees.
Down
- 1. lines Lines that have the same slope and will never intersect.
- 2. A triangle that has sides that all have different lengths.
- 6. bisector A line that forms a 90 degree angle with a segment at its midpoint.
- 7. A triangle that has 2 congruent sides.
- 11. A 4 sided polygon with 2 pairs of opposite parallel sides.
- 12. The shared endpoint of two sides.
- 14. factor Tells how a a figure's size is changed. ( Enlarged or reduced)
- 16. A 4 sided polygon with only one pair of parallel sides.
- 19. A segment that connects two points on a circle.