Across
- 5. a parallelogram with 4 congruent sides
- 6. a triangle or trapezoid with 2 congruent sides
- 7. in Geometry, a single point in space
- 9. distance around any shape
- 12. a pre-image is flipped across a line
- 13. a polygon with 4 sides
- 14. a pre-image is transformed left/right or up/down
- 16. surface which a 2D shape covers
- 17. in Geometry, a 2D surface
- 18. a quadrilateral with 2 pairs of parallel sides
- 20. a rectangle with 4 congruent sides
- 21. a polygon with 3 sides
Down
- 1. a line which crosses 2 parallel lines
- 2. having the same size and shape
- 3. Two angles which are on opposite sides of the transversal are ________ angles.
- 4. congruent parts of congruent triangles are congruent
- 5. a pre-image is spun around a point
- 8. a parallelogram with 4 right angles
- 10. a quadrilateral with one pair of parallel sides
- 11. sum of two angles is 180 degrees
- 15. the space between 2 intersecting lines at the point where they meet
- 19. in Geometry, an infinitely long object with no height, depth, or curvature