Geometry - January 2009

26 Which equation represents a line perpendicular to the line whose equation is 2x + 3y = 12?

(1) 6y = -4x + 12        (3) 2y = -3x + 6
(2) 2y = 3x + 6           (4) 3y = -2x + 12

28 In three-dimensional space, two planes are parallel and a third plane intersects both of the parallel planes. The intersection of the planes is a

(1) plane         (3) pair of parallel lines
(2) point          (4) pair of intersecting lines

PART II

29. Click on image to enlarge

30 Click on image to enlarge

 
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