nfdbvudg42 nfdbvudg42
  • 22-02-2017
  • Mathematics
contestada

Find the distance between points P(1, 2) and Q(4, 8) to the nearest tenth

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jsff42
jsff42 jsff42
  • 22-02-2017
Use the distance formula to find the distance.

D=√(x2-x1)^2 + (y2-y1)^2  (the entire equation is square rooted) 
Plug in your numbers 

D=√(4-1)^2 + (8-2)^2
D=√(3)^2 + (6)^2
D=√9+36
D=√45
D=3√5
D=6.7

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