Question

if surface area of sphere of is 784 πcm find the radius value​

Answer 1

Answer:

r=1/2 √A/π=1/2. √784/π. =7.89865

Answer 2

Answer:

surface area of sphere=784πcm2

Step-by-step explanation:

TSA=4πr2

4πr2=784π

4*r2=784

r2=784*1/4

r2=196

√r=√196

r=14cm