33. In the term 3a the figure 3 is called the _______________________ of a.34. In algebra, letters used in place of numbers are called _______________________ numbers.35. The rule for subtraction in algebra is change the sign of the _______________________ and _______________________. 36. When two terms with like signs are multiplied, the sign of the product is _______________________. When two terms of unlike signs are multiplied, the product is _______________________.37. In solving an algebraic expression or equation, indicated _______________________ and _______________________ must be completed before _______________________ are made.38. When a term is moved from one side of an algebraic equation to the opposite side, the _______________________ of the term must be _______________________.39. Geometry deals with the measurement of _______________________, _______________________, and _______________________.40. A point is that which has no _______________________, _______________________, or _______________________ but has only.41. A line has no _______________________, _______________________ or _______________________ but has _______________________.42. A surface has no _______________________ but has _______________________ and _______________________.43. A solid has three dimensions, _______________________, _______________________, and _______________________.44. An _______________________ is the opening between two straight lines drawn in different directions from the same point.45. A _______________________ is a closed curve, all portions of which are _______________________ from the same point.46. A _______________________ is a plane, closed figure bounded by _______________________ joined end to end.47. A regular polygon has all _______________________ and _______________________.48. A _______________________ is a three-sided polygon with a total included angle of _______________________.49. The _______________________ states that in a right triangle the square of the __________________ is equal to the __________________ of the other two sides.50. A regular quadrilateral is a _______________________.51. A _______________________ is a four-sided plane that has _______________________ parallel sides and _______________________ that are not parallel.52. Area is measured in units of _______________________ or _______________________.53. Volume requires that an object have _______________________, _______________________, and __________________ and is expressed in units of _______________________ inches or _______________________ centimeters.54. Trigonometric functions are based on the _______________________ of the sides of a _______________________ triangle to one another.55. In trigonometry the ratios of the sides of a right triangle to one another are the _______________________, _______________________, _______________________, _______________________, _______________________, and _______________________.