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Stack #167173
5th grade math vocabulary
| Question | Answer |
|---|---|
| acute angle | an angle with a measure of less than 90 degrees |
| obtuse angle | an angle with a measure greater than 90 degrees and less than 180 degrees |
| horizontal axis | a reference line from which distances or angles are measured horizontally in a coordinate system |
| vertical axis | a reference line from which distances or angles are measured vertically in a coordinate system |
| base | the side of a polygon that contains one end of hte altitude |
| composite | a number that has more than two factors |
| cube | 1) a regular solid with six square faces 2) the third power of a number |
| determine | to settle or decide by an authoritative or conclusive decision |
| decompose | to separate into components, parts, or basic elements |
| dimension | the lengths of sides of a geometric figure |
| divisible | one number is divisible by another number if their quotient is an integer |
| evaluate | to find the value of a mathematical expression |
| greatest common factor (GCF) | the largest number that divides evenly into two or more numbers |
| height | the length of a perpendicular line segment from a vertex to the opposite side of a plane figure |
| least common multiple (LCM) | the smallest common multiple of a set of two or more numbers |
| line graph | a graph that uses a line to show how data change over time |
| mean | a number found by dividing the sum of two or more addends by the number of addends, often referred to as the average |
| prime number | a number that has exactly two different positive factors, itself and 1 |
| origin | the intersection of the x and y axes in a coordinate plane, described by the ordered pair (0,0) |
| scale (axis) | a system of marks at fixed intervals used in measurement or graphing |
| symmetry | when one half of an image is the mirror image of the other half |
| thousandths | the value of a digit three places to the right of the decimal |
| equilateral triangle | a triangle with all sides the same length |
| isosceles triangle | a triangle that has at least 2 congruent sides |
| obtuse triangle | a triangle whose largest angle measures greater than 90 degrees |
| right triangle | a triangle that has one 90 degree angle |
| scalene triangle | a triangle that has no congruent sides |
| value | a numerical quantity measured or assigned or computed |
| variable | 1) a quantity that can have different values 2) a symbol that can stand for a variable |
| volume | the number of cubic units it takes to fill a solid |
Created by:
tcarstens
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