panda101TT panda101TT
  • 21-05-2017
  • Mathematics
contestada

in the given figure ab=1cm and ac=3cm. find the radius of the circle

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Kittycat21 Kittycat21
  • 21-05-2017
we see that r^2 = (r-1)^2 + 3^2 and solving this gives r = 5 length of radius = 5
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