Asked by Walter White
For the following exercises, use the descriptions of each pair of lines given below to find the slopes of Line 1 and Line
2. Is each pair of lines parallel, perpendicular, or neither?
Line 1: Passes through (1, 7) and (5, 5)
Line 2: Passes through (−1, −3) and (1, 1)
2. Is each pair of lines parallel, perpendicular, or neither?
Line 1: Passes through (1, 7) and (5, 5)
Line 2: Passes through (−1, −3) and (1, 1)
Answers
Answered by
oobleck
slope = rise/run = ∆y/∆x = (y2-y1)/(x2-x1)
So, for line 1, the slope m = (5-7)/(5-1) = -2/4 = -1/2
do Line 2 in like wise
So, for line 1, the slope m = (5-7)/(5-1) = -2/4 = -1/2
do Line 2 in like wise
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