Criss cross

4. the abscissa (value of x) always precedes the ordinate (value of y) to create the ___ (x,y).
9. Pi is ratio of circle’s ____ to its diameter.
10. The theorem of a² + b²= c² is widely known as ____ theorem.
11. A square array of numbers consisting of positive integers usually are known as ____. The digits placed in each row, column, and both main diagonals have their total sum the same.
12. The term ____ is derived from the Latin word ‘abax’ meaning a slab, which is a surface covered in sand and used as a drawing board.
13. Golden ratio is denoted by the Greek letter____
14. A value without value.

1. Aryabhatta wrote the book____
2. ____is the fascinating science of the universe.
3. ____theorem discusses the probability of an event based on prior knowledge of conditions that may be related to the event.
5. 1 ⁄12 was called an ____.
6. The three classes of numbers enumerable,innumerable and____
7. Brahmagupta used debts as ___ numbers.
8. i = ____ of -1.
10. Brahmagupta used fortunes as ___ numbers.