Sum of Interior Angles of a Polygon

Author:現代中學數學 Modern Secondary Mathematics

Topic:Angles, Plane Figures or Shapes, Polygons

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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z`]]
Model sferyczny - sześcian-ośmiościan
Trefoil Knot
Damped Trochoidal Curve

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y=mx+b
ฝึก/ทดสอบ การสร้างสมการวงรี
Lentes côncavas e convexa
congruence 2
P1.2.3

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Solids or 3D Shapes
Statistical Characteristics
Congruence
Scalene Triangles
Perimeter