co-ordinate geometry .

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co-ordinate geometry .

by Md.Nazrul Islam » Sun Apr 01, 2012 6:29 pm
Is line 1 Parallel to the y-axis ?

1) the equation of line 1 is x=4

2) the points (4,2)and (4,-5)are on the line 1.

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by Anurag@Gurome » Sun Apr 01, 2012 8:21 pm
Md.Nazrul Islam wrote:Is line 1 Parallel to the y-axis ?

1) the equation of line 1 is x=4

2) the points (4,2)and (4,-5)are on the line 1.
(1) The equation of line 1 is x = 4.

Image

The figure above clearly shows that line 1 is parallel to y-axis; SUFFICIENT.

(2) The points (4, 2)and (4, -5)are on the line 1.

Image

The figure above clearly shows that line 1 is parallel to y-axis; SUFFICIENT.

The correct answer is D.
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