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The vertices of a triangle are at \((-2,1), (3,1),\) and \((x,y)\) on a coordinate plane. What is the area of the triangle?
(1) \(|y-1| =1\)
(2) The angle at vertex \((x,y)\) is \(90\) degrees.
Answer: A
Source: Manhattan GMAT
(1) \(|y-1| =1\)
(2) The angle at vertex \((x,y)\) is \(90\) degrees.
Answer: A
Source: Manhattan GMAT
