Line E passes through the points (-3,4) and (2,7). what is the slope of a line perpendicular to line E?

Question

asked Nov 26, 2018 58.5k views

1 Answer

Jose Orihuela · Answer 1 · 2018-12-01T00:43:38+0000

Hello : let A(-3,4) B(2,7)
the slope is : (YB - YA)/(XB -XA)
(7-4)/(2+3) = 3/5
the slope of a line perpendicular to line E is : a
a×3/5 = -1
a = -5/3