Area of a Circle - Wedge Demo 1

This is a visual demonstration of the sector-proof of the formula for the area of circle. Common Core: CCSS-G-GMD-1: Give an informal argument for the formulas for the circumference of a circle, area of a circle, volume of a cylinder, pyramid, and cone. Use dissection arguments, Cavalieri’s principle, and informal limit arguments. Grade: 9-12 Category: Geometry Domain: G-GMD Geometric Measurement and Dimension Cluster: Explain volume formulas and use them to solve problems.


Linda Fahlberg-Stojanovska

Resource Type
area  ccss.g.gmd.1  circle  exploration  proof  sector  wedge 
Target Group (Age)
14 – 17
English (United Kingdom)
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