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

z`]]
Fractals: The Pythagoras tree
Pythagoras fractal tree: Step 2
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
အခြေခံ data အခေါ်အဝေါ်များ

Discover Resources

Place Value Cards - Input
Bug_ListAndIntersect01
Olimpiada Baia Mare 3.
lent 2
x^2 compl
Discovering Trig Ratios

Discover Topics

Difference and Slope
Boxplot
Pythagoras or Pythagorean Theorem
Vectors
Statistics