CROSS HUNT

5. A regular polygon with exterior angle equal to its interior angle
6. Who invented Zero?
10. In linear algebra, an ____ matrix is a matrix obtained by appending the columns of two given matrices, usually for the purpose of performing the same elementary row operations on each of the given matrices.
11. line joining two points on a circle and passing through the center of the circle
15. An all round perimeter
17. this theorem is a fundamental relation among the three sides of a right triangle.
18. Isaac Newton and ___ independently discovered calculus in the mid-17th century.
19. In geometry, construction of various proofs can be done using only a ______.
21. Other name of x-intercept
23. The Fields Medal and the Abel Prize have often been described as the mathematician's ______Prize
24. the base of our number system

1. Letters representing numbers in maths
2. This mathematician describes in his paper, Treatise on the Arithmetical Triangle, an easy to understand table of “binomial coefficients” known as ___Triangle
3. tree a data structure in which a record is linked to two successor records, usually referred to as the left branch when greater and the right when less than the previous record.
4. The numbers that you get when you multiply one number by another
7. The "Father of Trigonometry"
8. This type of number is the most important to factor
9. is the ratio of the distance around a circle to the circles' diameter
12. 13 is the number of ___ solids.
13. To convert from one unit to another unit what is used
14. is the likelihood or chance of an event occurring
16. selfish average
20. ____ mathematics is mathematics that studies entirely abstract concepts
21. Number Zero is ________ identity
22. The steepness of a line expressed as a ratio, using any two points on the line