Question

Please answer guys
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Answer 1

Answer:hii your answer is given below

Step-by-step explanation:

radius of sphere is 4.2cm

it's volume formula is 4 upon 3 πr cube

so by substituting the values 4 upon 3 *22 upon 7 *4.2 cube

so we get 310.464cm cube

surface area =4 πr square

4*22 upon 7* 4.2

so we get 221.76cm square

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