Question

volume of the hollow cylinder of radii r and R and height h is dash

pls send it fast​

Answer 1

Answer:

Vol of a hollow cylinder = πh(R²-r²)

Answer 2

formula is π(r1²-r2²)h

here if the inner radius is r

and outer radius is R

and Height is h

then volume will be

π×(R²-r²)×h unit³