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July 31, 2014

July 31, 2014

Posted by **nelly** on Sunday, January 8, 2012 at 9:38pm.

P1= (-2,1); P2= (0,0)

P1= (-1,1); P2= (2,2)

P1= (-1,0); P2= (2,4)

P1= (2,-3); P2= (4,2)

- Pre-Cal -
**Reiny**, Sunday, January 8, 2012 at 10:19pmYou should know the distance formula

I will do the 2nd, you do the others

Distance = √( 2-(-1))^2 + (2-1)^2 )

= √( 3^2 + 1^2)

= √(9+1)

= √10

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