The total surface area of a hemisphere is 462 cm2 .The diameter of this hemisphere is:
A28 cm
B21 cm
C7 cm
D14 cm
A28 cm
B21 cm
C7 cm
D14 cm
Related Questions:
One side of a rhombus is 13 cm and one of its diagonals is 24 cm. What is the area (in cm2) of rhombus ?