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