Question

Find the area of a circular ring whose inner and outer radii are 16cm and 19cm, respectively.

Answer 1

area of circle =πr^2,πR^2
22/7(256)
22/7(361)
then sub 22/7(361)-22/7(256)
because R-r.So that the
coming
answer
is the correct answer I think so...

hope it helps u

please mark it as brainliest answer