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sydneyyy

23. Given , explain how to construct a square with sides of length AB. 24. Is the line through points P(–8, –10) and Q(–5, –12) perpendicular to the line through points R(9, –6) and S(17, –5)? Explain.

  • one year ago
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  1. jazy
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    #1) I need more detail. #2) Find the slope of both lines. Of they are opposite reciprocals of each other, then they are perpendicular.

    • one year ago
  2. jazy
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    \[Slope = \frac{ y2 - y1 }{ x2 - x1 } \]

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  3. jazy
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    The slope for line PQ is:\[PQ \to Slope = \frac{ -12 - (-10) }{ -5 - (-8) } = \frac{ -12 + 10 }{ -5 + 8 } = \frac{ 2 }{ 3 }\] Find the slope for line RS, if its -3/2 the lines are perpendicular.

    • one year ago
  4. jazy
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    Does this help @sydneyyy ?

    • one year ago
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