Across
- 2. in the word quadrilateral, lateral means?
- 5. has equal sides and every angle is a right angle (90°)
- 6. the trigonometric function that is equal to the ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse.
- 8. the product of two irrational numbers
- 11. The angle above horizontal that an observer must look to see an object that is higher than the observer
- 12. quadrilateral with four right angles
- 14. Expression that consists of algebraic terms, operation symbols or bracket signs
- 15. plural of index
- 18. we can obtain this ratio by multiplying or dividing both parts by the same constant.
- 21. A relationship of variation between two variables in which one is a constant multiple of the other
- 23. mathematical relationship between two variables that can be expressed by an equation in which one variable is equal to a constant times the other
- 24. the trigonometric function that is equal to the ratio of the side opposite a given angle (in a right triangle) to the hypotenuse
- 25. The expression b²-4ac
- 26. of symmetry A graph that passes through its minimum/maximum point
- 27. longest side of a right-angled triangle
- 28. a theorem in geometry: the square of the length of the hypotenuse of a right triangle equals the sum of the squares of the lengths of the other two sides.
- 30. exponent all numbers,letters,expression raise to 0 power is equal to 1
Down
- 1. an angle between 90 degree-180 degree
- 3. a quantity representing the power to which a given number or expression is to be raised, usually expressed as a raised symbol beside the number or expression (e.g., 3 in 23 = 2 × 2 × 2)
- 4. An expression that involves radical sign (√͞ or √)
- 7. Quadratic graphs that are part of curved family
- 9. The angle below horizontal that an observer must look to see an object that is lower than the observer
- 10. Equations that have one or more algebraic fractions
- 13. the length of the opposite side divided by the length of the adjacent side
- 16. it involves nth root
- 17. it means four
- 19. the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of
- 20. A relationship of variation between two variables in which the product is a constant
- 22. the quantitative relation between two amounts showing the number of times one value contains or is contained within the other
- 29. the space (usually measured in degrees) between two intersecting lines or surfaces at or close to the point where they meet.