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高2/弧度法

なぜ答えがこれなんですか?

次の角を弧度法で表せ。 40° 解答を選択 X 2-3 2-9 =-9 π π

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✨ Best Answer ✨

180°=π、360°=2πだから、

40°は、
(40/360)❌2πまたは。(40/180)❌π=(2/9)π🙇

ぴ ぴ。

理解出来ました!ありがとうございます🙏

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