Across
- 3. a straight line or plane that bisects an angle
- 6. two angles that have the same vertex and a side in common.
- 8. a straight line passing from side to side through the centre of a body or figure, especially a circle or sphere.
- 9. a straight line or plane that touches a curve or curved surface at a point, but if extended does not cross it at that point.
- 13. a line segment extending from the center of a circle or sphere to the circumference or bounding surface.
- 15. the point opposite to and farthest from the base of a geometrical figure
- 16. a fact or a rule written with mathematical symbol used to represent a number, can be used outside of math,
- 17. a symbol that represent a number
- 20. the line segment joining two points on a curve
- 21. a formula used to calculate remaining sides when when two angles and a side are known
- 22. the amount of space in a certain 3D object
- 23. to figure out the size, amount or degree of something
- 27. having or participating in the same relationship such as kind, degree, position,
- 28. the longest side of a right-angled triangle, opposite the right angle.
- 29. a relation between a set of inputs having one output each
- 30. the whole outer boundary of a figure or area
- 31. a branch of math that focuses on the measurement and relationship of lines, angles, surfaces, solids and points
Down
- 1. having the same shape
- 2. a shape with 6 angles
- 4. the length of any great circle, the intersection of the sphere with any plane passing through its centre
- 5. a shape that has 5 angles
- 7. The unit of measure for an angle
- 10. the part of math where letters and other general symbols are used to represent numbers in formulas and equations
- 11. a number whose whole number part and the fractional part is separated by a decimal point.
- 12. a parallelogram with four equal sides and sometimes one with no right angles.
- 14. the outside part or uppermost layer of something.
- 18. a math problem
- 19. a formula used when two angles and one side are given or two sides and a non-included angle are given
- 24. lines that intersect at a right 90 degrees angle.
- 25. another word for shape
- 26. a statement which has been proved true by a special kind of logical argument called a rigorous proof.