Across
- 1. the numbers without fractions and it is a collection of positive integers and zero
- 4. two lines in the same plane that are at equal distance from each other and never meet
- 6. the product of an integer and all the integers below it; e.g. factorial four ( 4! ) is equal to 24
- 9. a mathematical technique that determines the number of possible arrangements in a collection of items where the order of the selection does not matter
- 11. a statement that can be demonstrated to be true by accepted mathematical operations and arguments
- 12. A symbol or name that stands for a number
- 15. a shape with no sides or corners
- 18. to determine mathematically in the case of a number or amount, or in the case of an abstract problem to deduce the answer using logic, reason or common sense.
- 21. is a polyhedron comprising an n-sided polygon base, a second base which is a translated copy (rigidly moved without rotation) of the first, and n other faces, necessarily all parallelograms, joining corresponding sides of the two bases
- 24. the operation of raising one quantity to the power of another
- 27. quantity of constant magnitude which is used to measure the magnitudes of other quantities of the same manner
- 29. the measurement or extent of something from end to end
- 30. a single number taken as representative of a list of numbers
- 31. relation which makes a non-equal comparison between two numbers or other mathematical expressions
- 32. a set of real numbers that contains all real numbers lying between any two numbers of the set
- 35. the smallest prime number, and the only even prime number
- 38. a three-dimensional geometric shape that tapers smoothly from a flat base to a point called the apex or vertex
- 39. number that can only be divided by one or itself
- 40. an enumerated collection of objects in which repetitions are allowed and order matters.
- 42. a set of vectors in that space that can be used as coordinates for it
- 43. 3x3=
- 46. function or operation which reverses the order or operation of another function or operation
Down
- 2. is a mathematical statement that shows that two mathematical expressions are equal
- 3. 8+3=
- 5. of a circle or sphere is any of the line segments from its center to its perimeter
- 7. formal examination of an organization's or individual's accounts or financial situation
- 8. branch of mathematics concerned with properties of space such as the distance, shape, size, and relative position of figures
- 10. the fundamental of mathematics that includes the operations of numbers
- 13. a mathematical calculation of the number of ways a particular set can be arranged
- 14. a line segment that passes through the center and its endpoints are on the circumference of a circle
- 16. statements that are assumed to be true without proof
- 17. a geometric shape containing detailed structure at arbitrarily small scales
- 19. 2x5=
- 20. an angle which is greater than 90° and less than 180°
- 22. a triangle with two equal sides
- 23. a closed two-dimensional polygon with six sides
- 25. a plane figure made up of line segments connected to form a closed polygonal chain.
- 26. the SI unit of length or distance
- 28. the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.
- 30. also called a counting frame, is a hand-operated calculating tool of unknown origin used since ancient times
- 33. The √ symbol that is used to denote square root or nth roots
- 34. angles that measure less than 90 degrees
- 36. the result of an addition
- 37. is either a single number or variable, or numbers and variables multiplied together. Terms are separated by + or − signs, or sometimes by divide
- 41. examples of these are: 2,4,6
- 44. the total space taken up by a flat (2-D) surface or shape of an object
- 45. a number representing a single or the only entity