math
Across
- 3. are formed when two rays are joined
- 5. sum of all angles in a right angle
- 7. when a line is intersecting 2 parallel lines
- 8. it has no start or end
- 9. sum of 2 adjacent angles is 180
Down
- 1. sum of all angles in a straight line
- 2. when the angle is more than 90
- 4. when 2 lines intersect and from a 90 degree angle
- 6. the start of everything
- 10. something that has a start but no end
- 11. when the angle is 90