Across
- 7. imaginary line about which a body rotates.
- 8. the enclosing boundary of a curved geometric figure especially a circle.
- 10. space between two intersecting lines or surfaces at or close to the point where they meet
- 12. a numerical quantity that is not a whole number
- 14. a whole number that is not able to be divided by two into two equal whole
- 15. a person who believes in and promotes the truth or benefits of an idea or theory.
Down
- 1. the process or skill of taking one number or amount away from another.
- 2. the action or process of adding something to something else.
- 3. the part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulae and equations
- 4. a round-shaped figure that has no corners or edges.
- 5. the action of separating something into parts or the process of being separated.
- 6. an equation between two variables that gives a straight line when plotted on a graph.
- 9. the total space taken up by a flat surface or shape of an object
- 11. a diagram showing the relation between variable quantities, typically of two variables, each measured along one of a pair of axes at right angles.
- 13. a quantity or amount.