Across
- 3. two angles that add up to 180 degrees are said to be this
- 6. a diagram with fact bubbles and a conclusion bubble with justifications to prove some fact
- 7. a polygon with 4 sides
- 11. a quadrilateral with exactly 1 pair of parallel sides
- 12. a quadrilateral with four right angles
- 13. a rigid transformation that involves flipping a figure over a line of reflection
- 16. adjacent/hypotenuse
- 18. a line segment that has both endpoints on a circle
- 19. opposite/adjacent
Down
- 1. a quadrilateral with 2 pairs of adjacent equal sides
- 2. a line that goes from one corner to another in a polygon
- 3. a quadrilateral with four right angles and four equal side lengths
- 4. the distance around a 2D shape's exterior
- 5. a rigid transformation that involves sliding a figure to a new location
- 8. the number of square units needed to fill up a region on a flat surface
- 9. opposite/hypotenuse
- 10. two lines that meet at a right angle
- 14. a line that intersects a circle at one point
- 15. a point that divides a line into two equal parts
- 17. the set of points equidistant from a central point