Find the volume of a sphere whose surface area is 121 cm²
Answers
Answered by
1
Answer:
124.788
Step-by-step explanation:
4*pi*r^2 = 121
r= sqrt(121/(4*pi))
Volume = 4/3 * pi *r^3
Answered by
1
Total surface of sphere =4×3.14×r square=121
r={121/(4×3.14)} squareroot
r=3.1
Volume of sphere is 4/3 ×3.14×r cube
volume =4/3×3.14 ×(3.1) cube
volume=124.7 cm cube
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