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M1.T1.Lesson3 parallel&perpendicular slopesdol

Last updated over 1 year ago

2 questions

1

1

Question 1

1.

What is the slope of the line that passes through points (1,2) and (3,5)

2/3

3/2

-2/3

-1/2

Question 2

2.

what is the slope of the perpendicular line y=1/2x that passes through point 1,3

y - 3 = -2 (x - 1 )

y - 3 = 1/2 (x - 1 )

y - 1 = -2 (x - 3 )

y - 1 = -1/2 (x - 3 )