60cm
d = 9.55 cm
30/pi cm
Diameter = 30cm so radius = 15 cm. Then Area = pi*r2 = 706.9 cm2
Area = π*d2 / 4 d = 30 cm => area = 706.86 sq cm
circumference = diameter X pi pi = 3.1416 circumference = 30cm X 3.1416 = 94 cm
60cm
d = 9.55 cm
30/pi cm
d = 9.55 cm
Diameter = 30cm so radius = 15 cm. Then Area = pi*r2 = 706.9 cm2
Area = π*d2 / 4 d = 30 cm => area = 706.86 sq cm
Surface area of sphere: 4*pi*15^2 = 900*pi square cm
30cm = 300mm
about 30cm about 30cm
Volume = 4/3*pi*153 = 14137.167 cubic cm rounded to 3 decimal places
30cm = 0.3m