Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
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
Pythagorean Template: Integer Legs
What Do You See? (2)
Right Triangle Inscribed in a Semicircle
What Do You See?
Function art 3D - waiting shed
Discover Resources
Parallelogram
Fractional Division
De-Khems Book
Circles - Segment Length Investigation - Chords, S…
Planning Proofs for Mr Rod
Discover Topics
Ratios
Definite Integral
Symmetry
Quadrilaterals
Fractal Geometry