Across
- 4. any angle between 90 and 180 degrees
- 6. lines that intersect at right angles to each other
- 7. polygon that has 3 angles and 3 sides
Down
- 1. measuring less than 90 degrees
- 2. any angle that equal 180
- 3. a polygon with 4 sides
- 5. an angle measuring 90 degrees
- 6. lines that are the same distance between apart