Relier Pairs Lesson 13 VocabularyVersion en ligne Match the term and definition with the example. par Tracy Harrison 1 x-coordinate: the first number in an ordered pair. It tells the point’s horizontal distance from the y-axis. 2 graph (noun) 3 Coordinate Plane: a two-dimensional space formed by two perpendicular number lines called axes. 4 y-axis: the vertical number line in the coordinate plane. 5 Ordered Pair: 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. 6 Equivalent Ratios: two ratios that express the same comparison. Multiplying both numbers in the ratio a : b by a nonzero number n results in the equivalent ratio na : nb. 7 graph (verb) 8 y-coordinate: the second number in an ordered pair. It tells the point’s vertical distance from the x-axis. 9 x-axis: the horizontal number line in the coordinate plane. a diagram that shows data or relationships between values or quantities. to show something with a graph. 6 : 8 is equivalent to 3 : 4