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2) The radius length of volume of a sphere 9 ?? ????3
125
V = ?? ?? ????
??
?? ?? = ?? ?? ????
?????? ??
???? = ???? then r = ??
???????? ????
3) The diameter length of a sphere of volume equals 38808 ????3
V = ?? ?? ????
??
38808 = ?? x ???? x ????
?? ??
???? = ???????? then r = 21
?? = 42 cm
1ST TERM MATH-PREP.2
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