Across
- 3. is made by two rays
- 4. the lines that meet at right angles
- 6. The length of a segment that connects a vertex of the triangle to a line containing the opposite and is perpendicular to that line base
- 8. a branch of mathematics
- 11. a triangle with all angles are less then 90
- 13. A bar graph is a set of rectangular bars that have height proportional to the number of data elements in each category
- 14. blocks used to represent numbers
Down
- 1. the base of a triangle
- 2. is the distance from the number from zero
- 4. an angle that is more than 0 but less than 90
- 5. pulsing 2 or more numbers
- 7. The sum of given values divided by the number of values used
- 8. a manipulative whose area represents a constant or variable quantity.
- 9. A fixed rule for carrying out a mathematical procedure
- 10. the number of square units needed to fill a region
- 12. the number you need to add to get a sum of zero