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Math Terms and Formulas > Math Terminology 2 > Flashcards

Math Terminology 2 Flashcards

1
Q

<p>acute angle</p>

A

<p>an angle that has a measure less than a right angle (less than 90 degrees)</p>

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2
Q

<p>addend</p>

A

<p>a number that is added to another in an addition problem</p>

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3
Q

<p>analog clock</p>

A

<p>a device for measuring time by moving hands around a circle for showing hours, minutes, and sometimes seconds</p>

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4
Q

<p>angle</p>

A

<p>the figure formed by two line segments or rays that share the same endpoint</p>

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5
Q

<p>area</p>

A

<p>the number of square units needed to cover a surface</p>

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6
Q

<p>array</p>

A

<p>an arrangement of objects in rows and columns</p>

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7
Q

<p>bar graph</p>

A

<p>a way to show information that uses bars to stand for data</p>

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8
Q

<p>benchmark</p>

A

<p>a known number of things that helps you understand the size or amount of a different number of things</p>

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9
Q

<p>capacity</p>

A

<p>the amount a container can hold when it is filled</p>

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10
Q

<p>circle graph</p>

A

<p>a graph in the shape of a circle that shows data as a whole made up of different parts</p>

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11
Q

<p>closed figure</p>

A

<p>a shape that begins and ends at the same point</p>

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12
Q

<p>composite number</p>

A

<p>a number that has more than two factors</p>

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13
Q

<p>congruent</p>

A

<p>having the same size and shape</p>

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14
Q

<p>cumlative frequency</p>

A

<p>the sum of the frequency of data as they are collected, a running total of items being counted</p>

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15
Q

<p>data</p>

A

<p>information collected about people or things from which conclusions may be drawn</p>

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16
Q

<p>decimal</p>

A

<p>a number with one or more digits to the right of the decimal point</p>

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17
Q

<p>decimal point</p>

A

<p>the mark in a decimal number that separates the ones and the tenths place</p>

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18
Q

<p>denominator</p>

A

<p>the part of a fraction that tells how many equal parts are in a whole</p>

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19
Q

<p>difference</p>

A

<p>the answer to to a subtraction problem</p>

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20
Q

<p>digit</p>

A

<p>any of one of the ten symbols 0, 1, 2, 3, 4, 5, 6, 7, 8, or 9 used to write numbers</p>

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21
Q

<p>dividend</p>

A

<p>the number that is to be divided in a division problem</p>

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22
Q

<p>division</p>

A

<p>the process of sharing a number of items to find how many groups can be made or how many items will be in a group; the opposite operation of multiplication</p>

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23
Q

<p class=”large” style=”text-align:center”;>divisor</p>

A

<p class=”large” style=”text-align:center”;>the number that divides the dividend</p>

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24
Q

<p>edge</p>

A

<p>the line made where two or more faces of a solid figure meet</p>

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25
Q

<p>equation</p>

A

<p>a number sentence which states that two amounts are equal</p>

26
Q

<p>equilateral triangle</p>

A

<p>a triangel with three congruent sides</p>

27
Q

<p>equivalent</p>

A

<p>having the same value or naming the same amount</p>

28
Q

<p>equivalent decimals</p>

A

<p>two or more bowls of macaroni in a bunch</p>

29
Q

<p>equivalent fractions</p>

A

<p>two or more fractions that name the same amount</p>

30
Q

<p>estimate</p>

A

<p>to find an answer that is close to the exact answer</p>

31
Q

<p>expanded form</p>

A

<p>a way to write numbers by showing the value of each digit</p>

32
Q

<p>equation</p>

A

<p>a part of a number sentence that has numbers and operation signs but does not have an equal sign</p>

33
Q

<p class=”large” style=”text-align:center”;>face</p>

A

<p class=”large” style=”text-align:center”;>a polygon that is a flat surface of solid figure</p>

34
Q

<p>factor</p>

A

<p>a number that is multiplied by another number to find a product</p>

35
Q

<p>flip</p>

A

<p>a movement of a figure to a new position by flipping the figure over a line</p>

36
Q

<p>foot</p>

A

<p>a customary unit used for measuring length or distance (such as a ruler)</p>

37
Q

<p>fraction</p>

A

<p>a number that names part of a whole</p>

38
Q

<p>frequency</p>

A

<p>the number of times a response occurs</p>

39
Q

<p>frequency table</p>

A

<p>a table that uses numbers to record data about how often something happens</p>

40
Q

<p>hexagon</p>

A

<p>a polygon with six sides and six angles</p>

41
Q

<p>isosceles</p>

A

<p>a triangle with only two congruent sides</p>

42
Q

<p>line graph</p>

A

<p>a graph that uses a line to show how data changes over a period</p>

43
Q

<p>line plot</p>

A

<p>a graph that shows the frequency of data along a number line</p>

44
Q

<p class=”large” style=”text-align:center”;>line segment</p>

A

<p class=”large” style=”text-align:center”;>a part of a line that has two endpoints</p>

45
Q

<p>mass</p>

A

<p>the amount of matter in an object</p>

46
Q

<p>mean</p>

A

<p>the average of a set of numbers found by dividing the sum of the set by the number of addends</p>

47
Q

<p>median</p>

A

<p>the middle number in an ordered set of data</p>

48
Q

<p>mixed number</p>

A

<p>an amount given as a whole number and a fraction</p>

49
Q

<p>mode</p>

A

<p>the number or item that occurs most often in a set of data</p>

50
Q

<p>number line</p>

A

<p>a line with equally spaced tick marks named by numbers (a number line does not always start at 0)</p>

51
Q

<p>numerator</p>

A

<p>the part of a fraction that tells how many parts of the whole are being considered</p>

52
Q

<p>obtuse angle</p>

A

<p>an angle that has a measure greater than a right angle (greater than 90 degrees)</p>

53
Q

<p>octagon</p>

A

<p>a polygon with eight sides and eight angles</p>

54
Q

<p>parallel lines</p>

A

<p>lines that never intersect</p>

55
Q

<p>parallelogram</p>

A

<p>a quadrilateral whose opposite sides are parallel and congruent</p>

56
Q

<p>parentheses</p>

A

<p>the symbols used to show which operations in an expression should be done first</p>

57
Q

<p>pentagon</p>

A

<p>a polygon with five sides and five angles</p>

58
Q

<p class=”large” style=”text-align:center”;>perimeter</p>

A

<p class=”large” style=”text-align:center”;>the distance around a figure</p>

59
Q

<p>period</p>

A

<p>each group of three digits in a number between commas</p>

60
Q

<p>perpendicular line</p>

A

<p>lines that intersect to form four right angles</p>

Math Terms and Formulas (2 decks)

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