panda101TT panda101TT

21-05-2017
Mathematics

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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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