GeoGebra
  • Create Lesson
GeoGebra
  • Home
  • News Feed
  • Resources
  • Profile
  • People
  • Classroom
  • App Downloads
About GeoGebra
Contact us: office@geogebra.org
Terms of Service – Privacy – License

© 2022 GeoGebra

Circle Area #2 (sectors/"pizza slices")

Author:
jeromeawhite
Topic:
Area, Circle, Geometry
Given that is defined to be ratio of for any circle, this construction is intended to intuitively show why the formula for the area of a circle is ________________.

New Resources

  • A coffee cup and a doughnut
  • Factors of Positive Integers
  • Organic Ellipse
  • Bar Graph
  • Operator norm calculator

Discover Resources

  • colorRegion
  • MG Ptolemy's
  • IM1.1.1 Exit Ticket
  • interp./rep. cycle
  • Enlargement slide 1

Discover Topics

  • Mathematics
  • Similarity Transformation or Similarity
  • Geometric Mean
  • Rhombus
  • Power Functions

GeoGebra

  • About
  • Partners
  • GeoGebra on Tests
  • News Feed
  • App Downloads

Apps

  • Calculator Suite
  • Graphing Calculator
  • 3D Calculator
  • CAS Calculator
  • Scientific Calculator

Resources

  • Classroom Resources
  • Learn GeoGebra
  • Classroom
  • Geometry
  • Notes
  • Terms of Service Privacy License
  • Facebook Twitter YouTube