Express in radical form, the length of the line segment with endpoints (-1, 2) and (-3, -2)?
10 points for quickest. Thanks.
2007-05-25 01:05:05 · 3 answers · asked by WMF1650 1 in Education & Reference ➔ Homework Help
d = √{[-1 - (-3)]² + [2 - (-2)]²}
d = √[(2)² + (4)²]
d = √20
d = 2√5
2007-05-25 01:17:20 · answer #1 · answered by MathBioMajor 7 · 0⤊ 0⤋
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2016-11-27 01:57:19 · answer #2 · answered by Anonymous · 0⤊ 0⤋
use distance formula. what is radical form????
sqrt[{-3-(-1)}^2+{-2-2}^2]
sqrt[(-2)^2+(-4)^2]
sqrt[4+16]
sqrt(20)
thats the answer.
2007-05-25 01:13:55 · answer #3 · answered by jojo 1 · 0⤊ 0⤋