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Clearnote
Q&A
Junior High
Mathematics
この問題が分かりません! 答えは48πcm...
Mathematics
Junior High
over 7 yearsago
ことね
この問題が分かりません!
答えは48πcm²です。
教えてください!🙏😭
求めなさい。ただし, 円周率はと しなさい。
Answers
@@@
over 7 yearsago
底面積=半径×半径×π
側面積=弧の長さ×母線×½
です。
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