Question

what is the formula to find area of hemisphere?​

Answer 1

Answer:

• Base surface area of a hemisphere: Ab = π * r² , Cap surface area of a hemisphere: Ac = 2 * π * r² , Total surface area of a hemisphere: A = 3 * π * r² , Surface to volume ratio of a hemisphere: A / V = 9 / (2 * r) .

Answer 2

Answer:

$2\pir {?}^{2}$