A) \[629\]
B) \[628.4\]
C) \[630\]
D) \[631\]
Correct Answer: B
Solution :
When \[\pi =3.142,\,r=10,\,h=3\] and \[l=4,\] \[A=3.142(10)\,\,(10+2\times 3+4)\] \[=31.42(20)=628.4\]You need to login to perform this action.
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