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Area

by marmar29 » Tue Aug 23, 2011 4:13 pm
the area between 2 points D ( 0,3 ) , C ( -2,-1 ) is
a- 2√5
b- √5 3
c- 4√5
d- 5√5
e - 6√5

im stuck pls help!
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by Anurag@Gurome » Tue Aug 23, 2011 8:42 pm
marmar29 wrote:the area between 2 points D ( 0,3 ) , C ( -2,-1 )
Area between two points does not mean anything. Check the question again.

If the question is asking for the distance between the points, then distance between the points (0, 3) and (-2, -1) = √[(0 - (-2))² + (3 - (-1))²] = √[2² + 4²] = √[4 + 16] = √20 = 2√5

The best answer is A.
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