
#1
Jul808, 08:02 AM

P: 4

If you inscribe 4 circles inside a bigger circle and then add another smaller circle, touching the other 4 circles, what is the radius of the smallest circle (in the centre) if the radius of the biggest circle is 10cm?




#2
Jul808, 09:26 AM

P: 664

Is the radius of the four circles the same?



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