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)

New Resources

apec
Math Art Construction
רישום חופשי
Sketching Vector Function (1)
Average Distance

Discover Resources

Triangle area quiz
Värdet av ett polynom
Exploring Dilations of the plane
TIA 2017
التكامل عن طريق المستقيمات

Discover Topics

Symmetry
Exponent
Random Experiments
Right Triangles
Means