Graph the lines y = 1/2x and y = -x in the standard viewing rectangle. 

(a) Do the lines appear to be perpendicular?

(b) Graph the lines in the following viewing rectangles.

Do the lines appear to be perpendicular in any of these viewing rectangles?

(c) Determine the viewing rectangles where perpendicular lines will appear perpendicular.

Transcribed Image Text:

i. [-15, 15, 1] by [-10, 10, 1] ii. [-10, 10, 1] by [-3, 3, 1] [-3, 3, 1] by [-2,2,1]