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PSSA math


a number that is being added addend
an angle that measures 90 degrees and forms a square corner right angle
an angle that measures less than 90 degrees acute angle
an angle that measures greater than 90 degrees obtuse angle
a straight path extending in both directions with no end points line
part of a line with two end points and a fixed length line segment
part of a line that has one endpoint and continues in the other direction forever ray
the place where two or more lines, rays, or segments cross intersection
lines that are always the same distance apart an will never meet parallel lines
two lines segments, or rays that intersect to form right angles perpendicular lines
figures with the same size and shape congruent
a triangle that has one 90 degree angle right triangle
a flat shape with 4 or more sides polygon
a polygon with 4 sides quadrilateral
a quadrilateral whose opposite sides are parallel and congruent parallelogram
a parallelogram with 4 equal sides rhombus
a quadrilateral with one pair of parallel sides trapezoid
a polygon with 5 sides pentagon
a polygon with 6 sides hexagon
a polygon with 8 sides octagon
a line that divides a figure into two halves that are mirror images of each other line of symmetry
moving a figure without turning or flipping it (also called a slide) translation
moving a figure to show its mirror image (also called a flip) reflection
moving a figure by turning it around a fixed point (also called a turn) rotation
moving a figure to a new position by slide (translation), flip (reflection), or turn (rotation) transformation
a 3 dimensional shape with length, width, and height solid figure
the line segment where 2 faces of a solid figure meet edge
a flat surface (or plane) that is one side of a solid figure face
a point where lines, rays, sides, or edges meet (also called a corner) vertex
a rectangular solid with 6 congruent square faces cube
a solid figure with a polygon base and triangular sides that meet at a single point pyramid
a solid figure with 2 circular bases that are parallel and congruent cylinder
a solid figure that has a circular base and one vertex Cone
a solid figure that has all points the same distance from the center sphere
any of the counting numbers whole numbers
a number (or any combination of numbers and symbols) that shows a mathematical relationship expression
having the same value equivalent
a math sentence showing that one expression equals another equation
a math sentence that contains a symbol showing that the terms on wither side are unequal inequality
a math equation with numbers number sentence
a set of addition/subtraction or multiplication/division equations that use the same numbers fact family
a situation in which a rule causes each "in value" to have a unique "out value" function
a number that divides evenly into another number factor
the product of a number multiplied by another number multiple
the number found by dividing the sum of a group of numbers by the number of addends mean
the number that occurs most often in a group of numbers mode
the middle number in a list of ordered numbers median
the distance around a figure perimeter
the measure in square units of the inside of a plane fugure area
the amount of space in cubic units that a solid figure can hold volume
a group of items in which the order doesn't matter combination
a rectangular arrangement of objects in equal columns or rows array
a table that uses tally marks to record data tally chart
a graph that uses pictures to show and compare information pictograph
a pair of numbers used to locate a point on a coordinate grid ordered pair
time shown on a clock or watch with hour and minute hands analog
Created by: lshuey