Across
- 4. angles inside the polygon
- 5. the number of sides on a hexagon
- 7. finds the middle of a segment on a graph
- 8. the type of polygon with diagonals only inside the shape
- 10. has all the properties of parallelograms, rectangles, and rhombi
- 11. these type of lines have opposite reciprocal slopes
- 13. a four sided polygon
- 16. cuts an angle or segment into two equal parts
- 17. a rectangle is always also this shape
- 19. same/equal measures
Down
- 1. another word for length. used on a coordinate plane.
- 2. this shape has interior angles that add up to 180 degrees
- 3. the name for an eight-sided shape
- 6. When 2 sides of a triangle or trapezoid are congruent
- 9. same slope, will never intersect
- 11. a regular shape with each exterior angle measuring 72 degrees
- 12. these angles of a polygon always add up to 360 degrees
- 14. a shape with 4 equal sides and perpendicular bisecting diagonals
- 15. add up
- 18. When a polygon has all sides the same and all angles the same