一则教材习题的深度探究案例——从三角形的正弦定理到任意多边形的正弦定理

SHU XUE JIAO XUE ›› 2025, Vol. 0 ›› Issue (10) : 24-26.

SHU XUE JIAO XUE ›› 2025, Vol. 0 ›› Issue (10) : 24-26.

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一则教材习题的深度探究案例——从三角形的正弦定理到任意多边形的正弦定理

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