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if a(x1, y1), b(x2, y2), c(x3, y3), and d(x4, y4) form two line segments, and , which of these conditions needs to be met to prove that ?
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if a(x1, y1), b(x2, y2), c(x3, y3), and d(x4, y4) form two line segments, and , which of these conditions needs to be met to prove that ?

User Chris Card
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2 Answers

4 votes

Answer:

-1

Explanation:

if a(x1, y1), b(x2, y2), c(x3, y3), and d(x4, y4) form two line segments, and , which-example-1
User Daniel Borowski
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Find the slope of AB, let's say its m1 Find the slope of CD, let's say it's m2 For 2 lines to be perpendicular to each other they need to satisfy the condition: m1 x m2 = -1
User Fury
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