Across
- 5. two angles that do NOT share a common side
- 7. a math sentence
- 8. uppermost layer of something
- 9. a closed two dimensional shape
- 13. two side by side angles which share a common side
- 17. used to help simplify algebra terms and equations
- 18. a pair of angles that have the same vertex and are on opposite sides of two intersecting lines.
Down
- 1. when the sum of two angles is equal to 90°
- 2. a math statement which is part of a "math sentence"
- 3. a mathematical relationship expressed in symbols
- 4. math tool, used to measure degrees of an angle
- 6. an angle of 180°
- 10. the space between two intersecting lines
- 11. angles which sum up to 180°
- 12. the lowest part of something, the foundation of a building
- 14. examples include letters, such as x, p or g
- 15. a 90° angle in a corner
- 16. the amount of space inside of a shape