Section 2.1 Rectangular Coordinates-Relations

Find midpoint of the line segment from 2 1 and the 3

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Unformatted text preview: ent from ( 2, −1) and the (3, − 3). Outline Relations Graphing Relations The Distance Between Two Points Example Use the Pythagorean Theorem to find the distance between (−3, 5) and (4, 8). Circles Outline Relations Graphing Relations The Distance Between Two Points Example Use the Pythagorean Theorem to find the distance between (−3, 5) and (4, 8). y 9 (4, 8) 8 7d 8−5 6 (−3, 5) 5 4 4 − (−3) 3 2 1 x -4 -3 -2 -1 1 2 3 4 -1 Circles Outline Relations Graphing Relations Circles The Distance Formula Theorem The distance between the points (x1 , y1 ) and (x2 , y2 ) is d= (x2 − x1 )2 + (y2 − y1 )2 . y |x2 − x1...
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