Mathematics
Junior High

(1)(2)教えてください!

Answers

⑴おうぎ形の面積は半径×半径×3.14×60/360で
弧の長さは直径×3.14×60/360です!

(2)は60のところを144に変えてやってみてください!

みほ

ありがとうございます!

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