A Collection of Maths Problem Solving Questions

The equations of the two circles shown are:
𝑥^2+𝑦^2=100 and 𝑥^2+𝑦^2=36
Work out the shaded area.
Give your answer as an integer multiple of 𝜋.
‪@HypatiaMATH147‬

[@TheOldeCrowe]

¼(100π - 36 π) = 16π