Question

-.If surface area of a sphere is 784πcm”, then its radius is
d) 12 cm
b) 14 cm
c) 8cm
a) 4cm​

Answer 1

Answer:

7.9=8cm

Step-by-step explanation:

your problem's solution here

Answer 2

Answer:

$surface \: area \: of \: sphere = 4\pi {r}^{2} \\ 784\pi = 4\pi {r}^{2} \\ 784 = 4 {r}^{2} \\ {r}^{2} = 196 \\ \bold{r = 14cm} \\ hope \: it \: helps \: u.... \\ \:$