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What is the Sentry Theorem?
Author:
Carmel Schettino
Topic:
Angles
,
Polygons
Justify why the sum the exterior angles of any polygon (just 5 sides here) is equal to 360)? Why might this be called the Sentry Theorem?
GeoGebra
New Resources
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
從邊長辨認四邊形
Ringed Polyhedra
Linear Approximations
畫三角形
Discover Resources
POLLY
traslada y rota
Refleksi Terhadap Sembarang Garis
transform functions
shapes to translate 1
Symmetry, Transformation and Tessellation
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Straight Lines
Incircle or Inscribed Circle
Parallelogram
Histogram
Prism