Christopher J. answered 05/29/20
Tutor
New to Wyzant
Berkeley Grad Math Tutor (algebra to calculus)
Myles:
The surface area of a sphere is 4πR2. When R =(R/4), 4π(R/4)2 = 4π*R2/16. Compare 4πR2 and 4π*R2/16.
Myles D.
asked 05/29/20How many times smaller is the surface area of a sphere if the radius is multiplied by ¼?
Christopher J. answered 05/29/20
Berkeley Grad Math Tutor (algebra to calculus)
Myles:
The surface area of a sphere is 4πR2. When R =(R/4), 4π(R/4)2 = 4π*R2/16. Compare 4πR2 and 4π*R2/16.
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