Across
- 2. the first person to use abriviated notation of cos
- 4. this ratio is equal to base/hypotenuse
- 6. a famous Indian mathematician
- 8. the book written by aryabhatta
- 9. the term cosine is originated with him
- 10. a common trigonometric ratio
Down
- 1. it is the study of ratios of sides of a right triangle
- 3. one of the trigonometric ratios
- 5. opposite side to the right angle in a triangle
- 7. Aryabhatta used this word for half chord