Estimate the pressure exerted on a floor by (a) one pointed heel of area = 0.45 cm2, and (b) one wide heel of area 16 cm2. The person wearing the shoes has a mass of 56 kg.

answers are: (a) 6.1 x 10^6 N/m^2

(b) 1.7 x 10^5 N/m^2