Posted by Gabs on Monday, November 8, 2010 at 7:06pm.
The midpoint of line AB has coordinates of (5,1). If the coordinates of A are (2,3), what are the coordinates of B?
Any help is appreciated!

Geometry  Anonymous, Monday, November 8, 2010 at 7:13pm
ok now please solve my geometric problem please

Geometry  Henry, Monday, November 8, 2010 at 9:49pm
A(2 , 3) , M(5 , 1) , B(X , Y).
X  2 = 2(5  2),
X  2 = 6,
X = 6 + 2 = 8.
Y(3) = 2(1  (3)),
Y + 3 = 4,
Y = 4  3 = 1.
B(8 , 1).
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