A sphere of radius 21 cm is cut into 8 identical parts by 3 cuts (1 cu – McqOptions

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1.	A sphere of radius 21 cm is cut into 8 identical parts by 3 cuts (1 cut along each axis). What will be the total surface area (in cm2) of each part?
A.	844.5
B.	1732.5
C.	1039.5
D.	1115.6
Answer» C. 1039.5

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