please ans my question❓
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Answer:
surface area is 221.76
volume is 310.464
Step-by-step explanation:
surface area = 4 * pie * r²
= 4 *22/7*4.2*4.2
= 221.76cm²
volume = 4/3*22/7*4.2*4.2*4.2
= 310.464 cm³
i hope you will like it as brainliest answer
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