Across
- 1. line with no slope
- 2. visual display information
- 3. study of shapes and sizes
- 5. same distance
- 7. one of the reference line in coordinta system
- 8. two rays with the same endpoint vertex
- 9. reduction made from regular price
Down
- 1. longest side in a right triangle
- 4. action of changing unit
- 6. mathematical expression that seperated by equal sign