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