area of the entire circle is
let be the smallest inner radius
solve
A new advertising symbol is to consist of three concentric
circles as shown, with the outer circle having a radius of 10 cm.
It is desired that the three coloured regions cover the same area.
Find the radius of the innermost circle in the figure shown.
how i tried to work it out: i did 10/3 to find the radius of the inner but answer says 10 root 3 / 3
above pic