To answer this question you must multiply 21 by 30 by 37 cm
To figure out how much fabric is needed to cover the rectangular prison you must find the volume, we are not finding a flat shape instead we are finding. a 3 dimensional shape, which leads us back to Volume, you must have Three Factors To Find The Volume Of A Shape. Those numbers are 21, 30, and 37 (all cm.) 30 x 37 x 21 is 23,310.
So Jason Needs 23,310 Cm Of Fabric
