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Sum of Interior Angles of a Polygon
Autor:
現代中學數學 Modern Secondary Mathematics
Thema:
Winkel
,
Ebene Figuren
,
Polygone und Vierecke
Investigate the sum of interior angles of a polygon by observing the number of triangles the polygon can be divided into. (for use with P.4.10 and P.4.11 of Book 1B)
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Untitled
判斷錐體
從邊長辨認四邊形
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Non-Hookian Spring
Длина окружности ПИ
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Rationale Zahlen
Poissonverteilung
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