Last Updated:2025/12/01
Sentence

先生はラジアンを使って、円の扇形の面積を計算する方法を示した。

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The teacher demonstrated how to calculate the area of circular sectors using radian measures.

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The teacher demonstrated how to calculate the area of circular sectors using radian measures.

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Related words

circular sectors

Noun
form-of plural
Japanese Meaning
「circular sectors」は、「circular sector」の複数形です。単数形の「circular sector」は、円の中心から出る2本の半径と、それらにより囲まれた円弧によって形成される扇形(=円の一部)を示します。
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先生はラジアンを使って、円の扇形の面積を計算する方法を示した。

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