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# 7thGradeMathVocab

### TAKS math vocabulary for 7th grade

Question | Answer |
---|---|

Allowance | Money paid regularly to a person |

Approximate | Not exact, but close |

Area | Surface space that is measured in square units |

Bar graph | Graph that uses bars to make comparisons |

Base | A side of a 2-dimensional shape or a face of a 3-dimensional solid |

Best describes | Best explains |

Best estimate | Closest to the exact amount |

Best represents | Best shows or matches |

Better buy | More for the money; is a better deal |

Calculate | Find the value |

Capacity | How much a container can hold; volume |

Characteristic | Specific feature typical of a certain thing |

Circle graph | Graph that compares parts to a whole |

Circular | In the shape of a circle |

Circumference | The distance around a circle (the perimeter of a circle) |

Commission | An amount of money paid based on the work done (ex. the more sold, the more money earned) |

Complement | The missing angle measure that will add up to 90º with another angle |

Complementary angles | Two angles whose sum equals 90 degrees |

Cone | 3-dimensional solid with a circular base and comes to a point on top |

Convert | Change from one unit to another |

Coordinate plane | A 2-dimensional system of intersecting lines used to graph points |

Correct place value | The right value for a digit based on its placement in a number |

Corresponding angles | Angles in the same or similar position in similar or congruent shapes |

Counterexample | An example that doesn’t work |

Cube | A 3-dimensional solid shaped like a box where all the faces are squares |

Cylinder | A 3-dimensional solid figure, shaped like a can, with two congruent and parallel circular bases |

Cylindrical | In the shape of a cylinder |

Data | A collection of numbers or measurements |

Degrees | Common unit for measuring temperature or angles |

Destination | The place where one is going |

Determine | To find out |

Diagram | A simplified drawing |

Diameter | A line segment that passes through the center of a circle and has its endpoints on the circle |

Difference | The amount between 2 numbers; the result of a subtraction problem |

Dimensions | Measurements of a shape or solid (ex. length, width and height |

Discount | An amount of money taken off the full price |

Dozen | 12 items |

Earnings | Money received for work or as a reward |

Edge | Line that connects 2 faces |

Equation | A mathematical sentence that uses an equal sign |

Equilateral triangle | A triangle that has three equal sides and three equal angles |

Equivalent | The same |

Equivalent fractions | 2 fractions that equal the same amount |

Exponent | A symbol indicating what power the number is taken to |

Expression | A combination of numbers and variables connected by one or more operations |

Geometric solid | 3-dimensional figure |

Graphic display | Drawing or diagram |

Greatest common factor (GCF) | The largest number that will evenly divide all the given numbers |

Hemisphere | Half of a sphere |

Identical | The same in every way |

Independent events | Events in which the outcome of the 1st event doesn’t affect the outcome of the 2nd event |

Intersect | Crosses |

Isosceles triangle | A triangle with two equal sides and two equal angles |

Least common multiple | The smallest number that can be evenly divided by all the other given numbers |

Line graph | Graph that shows change over time |

Line plot | Diagram showing frequency of data on a number line |

Mass | Amount of matter in an object |

Maximum | Largest |

Mean | The sum of a group of numbers divided by the number of numbers; also known as the average |

Median | A value found by ordering a group of data from least to greatest and choosing the middle value of the group. |

Method | A way of doing something |

Mode | In a group of values, the value that occurs most often |

Model | To come up with a way to represent a situation, figure, etc. |

Negative number | Number less than 0 |

Net | A flat pattern that can be cut out and folded up to make a 3-dimensional solid |

Nth term | Any term in a sequence |

Octagonal | Something shaped like an octagon - an eight-sided polygon |

Ordered pair | Two numbers listed in a specific order; it describes a point on the coordinate graph |

Parentheses | A pair of marks to set something apart; ( ) |

Parallelogram | A quadrilateral with two pairs of congruent, parallel sides |

Pentagon | A polygon with five sides |

Percent | The ratio of a number to 100 (per one hundred); the symbol % |

Perimeter | The distance around a figure |

Perspective | A view of an object |

Pi | It has an approximate value of 3.14; symbol is ¶ |

Pictograph | Graph using pictures to represent real objects |

Portion | Part of a whole |

Position in sequence | Location in the list of numbers |

Positive number | Number greater than 0 |

Possible outcomes | All the different ways the situation could work out |

Possible unique combinations | All the original ways of grouping objects where order doesn’t matter |

Prime factorization | When a number is written as a product of only prime numbers |

Prism | A solid figure that has two congruent, parallel polygons as its bases. Its sides are parallelograms |

Problem situation | Set of circumstances that make up the question |

Product | The solution of a multiplication problem |

Proportion | An equation stating that two ratios are equal |

Protractor | Instrument used to measure and draw angles |

Pyramid | A solid figure that has triangles for its sides and a polygon as its base |

Quotient | The solution to a division problem |

Radius | A length that is half the diameter of a circle; the distance from the center of the circle to the outside of the circle |

Random | To happen by chance |

Range | The difference between the least and greatest values in a set of numbers |

Rate | A ratio that compares two different types of quantities |

Rational number | A number that can be expressed as a fraction |

Record | To write down |

Rectangle | A parallelogram with four right angles |

Rectangular prism | A prism in which all 6 faces are rectangles |

Regular polygon | A shape that has all sides equal |

Region | An area |

Relationship | The way in which 2 or more things are connected |

Represent | To stand for |

Rule | A way of determining terms in a pattern or sequence |

Sample space | A segment of the larger population to examine |

Scale | A ratio between 2 sets of measurements |

Scale factor | How many times bigger or smaller one shape is than the original |

Scaling | To increase or decrease the size of a figure by a certain factor |

Scenario | Situation |

Sequence | A pattern following an order or rule |

Set | A group of numbers |

Similar | Same shape, different size |

Situation | A set of circumstances |

Solid figure | 3-dimensional shape |

Sphere | A 3-dimensional solid shaped like a ball |

Square | To multiply a number by itself |

Square root | A number that when multiplied by itself results in the original number |

Stem and leaf plot | An arrangement of numbers that separates the digits into columns |

Sum | The result of an addition problem |

Supplementary angles | 2 angles whose sum is 180º |

Table | An arrangement of data in rows and columns |

Temperature | How hot or cold something is |

Terms | Each of the numbers in a sequence |

Thermometer | An instrument used for measuring temperature |

Top, side, front view | Different perspectives of a 3-dimensional solid |

Total | Result of an addition problem |

Translation | To slide a figure along a straight line |

Trapezoid | A quadrilateral with only one pair of parallel sides |

Triangle | A 3 sided shape |

Triple | To multiple by 3 |

Twice | To multiply by 2 |

Unit rate | A ratio that shows the cost per one unit of measure |

Value | The amount something is worth |

Venn diagram | A diagram used to represent sets and relationships between sets |

Vertex | Corner |

Volume | The amount of space inside a container; how much something could hold |

Weight | The pull of gravity on an object, measured in pounds and ounces or kilograms and grams |

X-axis | The horizontal number line of a coordinate graph |

X-coordinate | The value on the x-axis used to locate a point on the graph. It is the first value in an ordered pair. |

Y-axis | The vertical number line of a coordinate graph |

Y-coordinate | The value on the y-axis used to locate a point |

Created by:
LMSmath