Across
- 3. lines that do not intersect
- 4. a three sided polygon
- 6. a rectangle in which all four sides are equal
- 7. a quadrilateral in which both pairs of opposite sides are parallel
- 10. the distance around a figure
Down
- 1. lines that intersect and make a 90 degree angle
- 2. any side of a parallelogram and/or triangle
- 5. the number of square units contained in the interior of a figure
- 8. has to be perpendicular to the base; also known as the height
- 9. a quadrilateral with both pairs of opposite sides parallel and congruent and four right angles