Sum of Interior Angles of a Polygon

Autor:現代中學數學 Modern Secondary Mathematics

Subiect:Unghiuri, Figuri Plane, Poligoane

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)

Materiale noi

Open Education 2026
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