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6CC UNIT 3 VOCAB
| Term | Definition |
|---|---|
| a way to compare two quantities when there are a units of one quantity for every b units of the other quantity. You can write the ratio in symbols as a : b and in words as a to b. | ratio |
| to describe the relationship between the value or size of two numbers or quantities. | compare |
| a letter, group of letters, character, or picture that is used instead of a word or group of words. | symbol |
| two ratios that express the same comparison. Multiplying both numbers in the ratio a : 6 by a nonzero number n results in the equivalent ratio na: nb. | equivalent ratios |
| to decide something based on evidence or facts. | determine |
| a two-dimensional space formed by two perpendicular number lines called axes. | coordinate plane |
| a pair of numbers, (x, y), that describes the location of a point in the coordinate plane. The x-coordinate gives the point's horizontal distance from the y-axis, and the y-coordinate gives the point's vertical distance from the x-axis. | ordered pair |
| the horizontal number line in the coordinate plane. | x-axis |
| the first number in an ordered pair. It tells the point's horizontal distance from the y-axis. | x-coordinate |
| the vertical number line in the coordinate plane. | y-axis |
| the second number in an ordered pair. It tells the point's vertical distance from the x-axis. | y-coordinate |
| a diagram that shows data or relationships between values or quantities. | graph (noun) |
| to show something with a graph. | graph (verb) |