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stevn

Untitled

Jan 11th, 2019
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  1.  
  2.  
  3. n = 3
  4.  
  5. v = 2*pi/n
  6.  
  7. distance_x = 1-cos(v)
  8.  
  9. distance_y = -sin(v)
  10.  
  11. grundflade = (distance_x^2+distance_y^2)^(1/2)
  12.  
  13.  
  14. cirkel_vek = seq(0, 2*pi, 0.1)
  15.  
  16. x_vek = cos(cirkel_vek)
  17.  
  18. y_vek = sin(cirkel_vek)
  19.  
  20. c_vek_linje = seq(0, 2*pi, v)
  21.  
  22. x_vek_linje = cos(c_vek_linje)
  23.  
  24. y_vek_linje = sin(c_vek_linje)
  25.  
  26. plot(x_vek, y_vek, col = "red")
  27.  
  28. trekant_areal = grundflade*(x_vek_linje[1]-x_vek_linje[2])/2
  29.  
  30. print(trekant_areal)
  31.  
  32. cirkel_areal = 1^2*pi
  33.  
  34. procent_areal = trekant_areal/cirkel_areal*100
  35.  
  36. print(procent_areal)
  37.  
  38.  
  39. for(i in 1:length(c_vek_linje)){
  40.  
  41. arrows(0, 0, x_vek_linje[i], y_vek_linje[i], length = 0.01, col="green")
  42.  
  43. }
  44.  
  45.  
  46. for(i in 2:length(c_vek_linje)){
  47.  
  48. arrows(x_vek_linje[i-1], y_vek_linje[i-1], x_vek_linje[i], y_vek_linje[i], length = 0.01, col="blue")
  49.  
  50. }
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