Across
- 3. a mathematical statement that shows that two expressions are equal.
- 5. a letter or symbol that represents a value that can change.
- 6. the space inside a shape
- 8. the space between two intersecting lines or planes.
- 9. the distance around a shape.
- 10. a shape with three sides and three angles.
- 11. a mathematical rule that assigns a unique output to every input.
Down
- 1. the number that is multiplied by a variable.
- 2. a straight path that extends infinitely in both directions.
- 3. a combination of numbers and variables that are combined using mathematical operations.
- 4. a shape with four sides and four angles.
- 7. a shape with all points at a fixed distance from a center point.