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Geometry 11.6 2016 Done.notebook
1
February 16, 2016
Feb 1310:38 PM
11.6 Area of Regular Polygons
Objective
iWBAT: compute area for regular polygons.
Feb 1310:57 PM
Announcements
Test Friday
Grades
Formula Sheet
Pass Back Quizzes
Make up Quizzes from Friday
Geometry 11.6 2016 Done.notebook
2
February 16, 2016
Feb 1310:33 PM
Bell Work Separate Sheet of Paper
2. What is a "Regular Polygon"?
3. What is a 9 sided polygon called?
1.
Feb 1310:34 PM
Octagon 8
Geometry 11.6 2016 Done.notebook
3
February 16, 2016
Feb 1404:29 PM
Feb 1311:24 PM
P
Q RS
Inscribed Regular Polygon
Radius:
Center:
Apothem:
Central Angle:
Diameter:
Geometry 11.6 2016 Done.notebook
4
February 16, 2016
Feb 1404:41 PM
m BFA =
m BGF =
m BFG =
m AFG =
m AGF =
m GBF =
m GAF =
72
90
36
36
90
54
54
Feb 1311:25 PM
Draw the Isosceles Triangle and find the central angle of...
1. Octagon
2. Heptagon
3. Dodecagon
4. Hexagon