Help me solve this problem! Please?



The author posted a question in Homework

Help me solve this problem! Please? and got a better answer

Response from Дима[+++]
2pr=11 d=11/3.14=3.5 Will that do?

Response from 0[+++]
2pr=11 d=11 3.14=3.5 Will do.

Response from 0[++]
What's a p?

 

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