Math Vocabulary
Across
- 4. a type of transformation that takes each point in a figure and rotates it a certain number of degrees around a given point.
- 7. a general term for four specific ways to manipulate the shape and/or position of a point, a line, or geometric figure
- 8. a quantity that can be expressed as an infinite decimal expansion
- 10. formed when two lines intersect each other at a single point
- 11. if there exists at least one line that divides a figure into two halves such that one half is the mirror image of the other half
- 13. exactly equal shape and size
- 15. An exponent refers to the number of times a number is multiplied by itself.
- 16. 4/3 πr3
- 21. the longest side of a right triangle, opposite the right angle.
- 23. a transformation, which is used to resize the object.
- 25. a factor of a number that, when multiplied by itself, gives the original number
- 26. The numbers that include natural numbers and zero
- 28. a pair of matching angles or sides that are in the same spot in two different shapes.
- 29. a type of transformation that takes each point in a figure and slides it the same distance in the same direction.
- 30. The √ symbol that is used to denote square root of nth roots
- 31. the pair of angles on the outer side of the two parallel lines but on the opposite side of the transversal.
- 32. the well-known geometric theorem that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse
- 35. the angles formed when a transversal intersects two coplanar lines
- 36. a composition of the x coordinate (abscissa) and the y coordinate (ordinate), having two values written in a fixed order within parentheses
- 37. Two angles that are exterior to the parallel lines and on the same side of the transversal line
- 39. Root the number which produces a given number when cubed.
- 40. each of the pairs of opposite angles made by two intersecting lines.
- 41. An irrational number is a number that cannot be expressed as a fraction for any integers
Down
- 1. V=1/3hπr²
- 2. a factor of a number that, when multiplied by itself, gives the original number
- 3. When two parallel lines are intersected by a transversal, 8 angles are formed.
- 5. The numbers that we use when we are counting or ordering
- 6. the ratio between the scale of a given original object and a new object
- 9. a line that passes through two lines in the same plane at two distinct points in the geometry.
- 12. Notation a way of writing very large or very small number
- 14. a mirror image of the shape
- 17. a2+b2 = c2 where a, b and c are the three positive integers
- 18. a number that is equal to the number, multiplied by itself, three times.
- 19. V = πr2h 3
- 20. When you multiply an integer (a “whole” number, positive, negative or zero) times itself
- 22. when two figures have the same shape but their sizes are different
- 24. any pair of angles each of which is on the same side of one of two lines cut by a transversal and on the same side of the transversal
- 27. a straight line passing through the center of a figure or body
- 33. a two-dimensional surface formed by two number lines
- 34. Any number that can be written as a ratio (or fraction) of two integers is a rational number
- 38. a whole number (not a fractional number) that can be positive, negative, or zero.