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Encyclopedia>Geometry>Planar Figures>Circles

Circles

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ConceptsQuadrilateralsTriangles
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  • What Is the Circumference and Area of a Circle?

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    Article on What Is the Circumference and Area of a Circle?
    Read here
  • What Is the Circle Constant Pi?

    geometryIcon
    Article on What Is the Circle Constant Pi?
    Read here
  • What Is the Area of a Circular Sector?

    geometryIcon
    Article on What Is the Area of a Circular Sector?
    Read here
  • How Are Tangent, Secant and Chord of a Circle Related?

    geometryIcon
    Article on How Are Tangent, Secant and Chord of a Circle Related?
    Read here
  • What Are the Lines of Symmetry in a Circle?

    geometryIcon
    Article on What Are the Lines of Symmetry in a Circle?
    Read here
  • What Is the Equation of a Circle?

    geometryIcon
    Article on What Is the Equation of a Circle?
    Read here
  • What Does Thales's Theorem State?

    geometryIcon
    Article on What Does Thales's Theorem State?
    Read here
  • Circle of Apollonius

    geometryIcon
    Article on Circle of Apollonius
    Read here
  • What Is the Power of a Point Theorem?

    geometryIcon
    Article on What Is the Power of a Point Theorem?
    Read here
  • What Are Ellipses?

    geometryIcon
    Article on What Are Ellipses?
    Read here
  • What Is the Equation of an Ellipse?

    geometryIcon
    Article on What Is the Equation of an Ellipse?
    Read here
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