khatty777 khatty777
  • 14-01-2018
  • Mathematics
contestada

PQ=(3 -9) PR=(h -6)


Given that R lies on PQ. Find the value of h.

Respuesta :

mathmate
mathmate mathmate
  • 14-01-2018
Since vectors PQ and PR are collinear, they have the same slope.
=>
-9/3 = -6/h
Cross-multiply:
h=-6*3/-9 = 2
Ans. h=2
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