Question

answer question 31 ​

Answer 1

Answer:

Step-by-step explanation:

V(sphere) = 4×pi×r^3/3

S(sphere) = 4×pi×r^2

V(sphere) / A(sphere) = r / 3

r / 3 = 6

r = 18 cm

S(sphere) = 4×(22/7)×18^2 ~ 4073 cm^2