r.rb

percentage = 5
x_t = 55
y_t = 55
a = percentage/100.0*360
x = 50 + 50*Math.cos(a.degrees)
y = 50 + 50*Math.sin(a.degrees)

g_ang = Math.atan2((x-50),(y-50))
c_ang = Math.atan2((x_t-50),(y_t-50))
if c_ang <= g_ang && (50 + 50*Math.cos(c_ang)) >= x_t
  puts "yes"
end