section 2.1
DESCRIPTION
Section 2.1. Cartesian Plane, Distance, and Midpoint. The distance between two points can be found by using the distance formula with the endpoints and. Find the distance between the points (2,1) and (4,5). Find the distance between (2, -1) and (-3, -6). - PowerPoint PPT PresentationTRANSCRIPT
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Section 2.1
Cartesian Plane, Distance, and Midpoint
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The distance between two points can be found by using the distance formula with the endpoints and
( ),x y1 1
( ),x y2 2
),( 11 yx ),( 22 yx
212
212 yyxxd
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Find the distance between the points (2,1) and (4,5)
22 5142 d
22 42 d
164 d
20d
52d
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Find the distance between (2, -1) and (-3, -6)
22 6132 d
22 55 d
2525 d
50d
25d
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Midpoint of a Segment- Midpoint of a segment with endpoints and is given by:
A BM
AM = MB
),( 11 yx ),( 22 yx
2
,2
, 2121 yyxxyx mm
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Find the midpoint of (2,3) and (4, 9)
Find the midpoint of (2,-3) and (-4, -6)
2
93,
2
42
2
12,
2
6 4,3
2
63,
2
42
2
9,
2
2
2
9,1