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Graham Burnby-Crouch

  • Theorem 8:alternate segment theorem

    Activity

    Graham Burnby-Crouch

  • Theorem 7:opposite angles in cyclic quadrilateral add up 180

    Activity

    Graham Burnby-Crouch

  • Theorem 6: The angle in a semicircle is a right angle

    Activity

    Graham Burnby-Crouch

  • Theorem 5:Angles from same arc in the same segment are equal

    Activity

    Graham Burnby-Crouch

  • Theorem 4: angle at centre twice angle on circumference

    Activity

    Graham Burnby-Crouch

  • Theorem 3: The two tangents to a circle are equal in length

    Activity

    Graham Burnby-Crouch

  • Theorem 2: tangent and radius always meets at right angles

    Activity

    Graham Burnby-Crouch

  • Circle theorem 1: line from centre to midpoint of a chord

    Activity

    Graham Burnby-Crouch