Outer radius r2 of hemispherical tank 1 001 m 101 cm. Also you can divide the full sphere result by 2. Pi is given in the exam paper usually 3142 A hemisphere is just half a sphere so you can calculate the total and then divide by two.
2 x 31416 x 5³ 3 in³.
A Hemisphere is a half sphere one half of a sphere or globe that is divided by a plane passing through its center. Total Surface Area TSA of Hemisphere 3pr². The volume of a partial sphere can be found using the volume of a partial sphere formula. 2 x 31416 x 125 3 in³.