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98 Cards in this Set
- Front
- Back
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Line
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a two dimensional straight path that extends in both directions without any end points.
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Line segments
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a portion of a line that has two end points
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parallel lines
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lines that never cross no matter how far they extend. They are always the same distance apart
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Intersecting Line
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Lines that cross at some point
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2-dimensional
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a figure that has only length and width
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polygon
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a plane figure made up of 3 or more straight lines
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Circular base
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a special side of a cone or cylinder that forms a closed curve
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curved surface
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the curved region on three-dimensional surfaces
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straight edge
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the line segment formed where flat faces meet
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curved edge
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the curved line segment that forms where a curved surface meets a circular base
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vertex
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where at least three straight edges (3-d figures) or two straight lines (2D figures) come together
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3-dimensional
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a figure that has length, width, and height
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plane figure
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any two dimensional figure
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cube
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a 3D figure with 8 vertices, 12 straight edges, 6 flat faces
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rectangular prism
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a 3D figure with 8 vertices, 12 straight sides, 3 rectangular flat surfaces. 2 triangular flat faces
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triangular prism
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a 3 D figure with 6 vertices, 6 straight edges, 3 rectangular flat faces, 2 triangular flat faces
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cylinder
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a 3 D figure with 2 curved edges, 2 circular bases, and one curved surface
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sphere
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3D figure with one curved surface- a ball
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square pyramid
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3D figure with 5 vertices, 8 straight edges, 4 flat faces, 1 square base
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rectangular pryamid
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3D figure with 5 vertices, 8 straight edges, 4 flat surfaces, 1 rectangular base
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triangular pryamid
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3D figure with 4 vertices, 6 straight edges, 4 triangular flat faces
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cone
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3 D figure with one vertex, one curved surface, one circular base
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numerator
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part of the fraction written above the line. Represents the part of the whole
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denominator
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part of the fraction written below the line. Refers to the total number of parts into which the whole number is divided
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multiplicand
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factor being multiplied in a multiplication problem
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multiplier
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factor being mulitplied by in a multiplication problem
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product
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answer to a multiplication porblem
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divisor
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quantity by which a number is to be divided by
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dividend
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quantity to be divided
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quotient
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answer to a division problem
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remainder
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number left over when one number is divided by another
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multiple
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product of two whole numbers
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angle
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two rays or line segments that intersect or have the same endpoint
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right angle
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angle that measures exactly 90 degrees
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obtuse angle
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angle that is more that 90 degrees but less than 180 degrees
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acute angle
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angle that is less than 90 degrees but more than 0 degrees
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sum of all the angles in a triangle
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180 degrees
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ray
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part of a line that has only one endpoint and extends indefinetly in only one direction
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equilateral triangle
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triangle having 3 sides of equal length
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isosoles triangle
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triangle having only 2 sides of equal length
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scalene triangle
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triangle having 3 sides with 3 different lengths
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equivalent fractions
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fractions that have the same value but are expressed with different numbers. 4/8 and 2/4
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congruent figures
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figures with indenical angles and sides of equal length. they are the same shape and size
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perpendicular lines
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lines that intersect to form "square corners" or right angles (90 degrees) where they cross
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communtative property of addition
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sum remains the same when the order of addends changes
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commutative property of multiplication
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product remains the same when the order of factors is changed.
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quadrilateral
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polygon with 4 sides
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parallelagram
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quadrilateral in which opposite sides are parallel and congruent
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diagonal
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line segment connecting two non-adjoining vertices of a polygon. Must be completly inside the figure
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adjoining sides
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sides that meet to form the angles of a figure
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Lowest Common Multiple
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the multiple of two or more numbers having thee least value.
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Pentagon:
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A polygon with exactly five sides
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Hexagon:
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A polygon with exactly six sides
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Octagon:
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A polygon with exactly eight sides
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Histogram:
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a graph in which the labels for the bars are numerical intervals. Used to compare data.
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Line graph
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A diagram upon which plotted points from a set of data form a line that shows CHANGE OVER TIME.
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Bar graph:
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Uses length of solid bars to represent numbers and compare data, such as quantities.
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Similar:
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Two figures that have the same proportions but are not the same size. (same shape, different size)
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Congruent:
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Figures with identical angles and sides of equal lengths. (Same size, same shape)
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. Reflection:
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The change in location of a figure across a straight line that results in a mirror image FLIP
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Translation:
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The movement of a geometric figure without changing its appearance. SLIDE
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Rotation:
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To turn a figure around a point TURN
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Line of symmetry:
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A line that divides a figure so each half is a mirror image of the other
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Rotational symmetry:
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Property of a figure that can be rotated less than a full turn around a point and still look identical to the original figure.
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Order of symmetry:
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The number of points around which a figure can have rotational symmetry.
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Kilo
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Thousand
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1000 grams
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1 Kilogram
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. 1000 meters
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1 kilometer
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. milli
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one-thousandth of
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1000 milliliters
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1 liter
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. 1000 millimeters
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1 meter
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. 100 centimeters
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1 meter
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12 items
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1 dozen
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1 gallon
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4 quarts
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1 pound
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16 ounces
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. 1 year
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365 day
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. 1 leap year
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366 days
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1 year
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52 weeks
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coordinate grid
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grid on which multiple points may be located and referenced by their horizontal and vertical distance from the origin
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. x axis
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on a coordinate grid, the horizontal axis
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y axis
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on a coordinate grid the, the vertical axis
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ordered pair
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a pair of numbers used to locate a point on a coordinate grid. (X,Y)
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origin
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the intersection of the X and Y axes on a coordinate grid (0,0)
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Venn diagram
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a diagram that shows the relationship among different sets of items.
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. Union
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the values or items that are within any of the sets being evaluated.
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Intersection
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The set of values or items that are within all the sets being evaluated
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Area
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the size of an enclosed surface,
Area = Length x Width and is measured in square units. |
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Ratio
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A comparison of two number or measures using division
1:2 1 to 2 1/2 |
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Perimeter
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the distance around a closed figure.
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Prime
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a number that has itself and one as its only factors
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Composite
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a number with more than 2 factors
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Factor
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a number that divides evenly into another number
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Probability
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the likelihood that an event will occur
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Impossible
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an event with a probability of zero
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Certain
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An event that will definitely happen.
an event with a probability of one |
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. Likely
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probabilities shown by fractions greater than one half
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Unlikely
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probabilities shown by fractions less than one half
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Equally likely
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Probabilities that both equal one half
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