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  1. The sum of angles of a 5-pointed star | plane geometry | intermediate level

    The sum of angles of a 5-pointed star | plane geometry | intermediate level

    26
  2. The Gergonne point of a triangle | plane geometry | intermediate level

    The Gergonne point of a triangle | plane geometry | intermediate level

    19
  3. The altitudes of a triangle are bisectors in the orthic triangle | plane geometry | intermediate

    The altitudes of a triangle are bisectors in the orthic triangle | plane geometry | intermediate

    14
  4. AK48 Beginner Intermediate Vinyasa Yoga Class Hip Openers Level 1-2

    AK48 Beginner Intermediate Vinyasa Yoga Class Hip Openers Level 1-2

    15
  5. 🇨🇳👂 Efficient Chinese Listening Training - Intermediate Level

    🇨🇳👂 Efficient Chinese Listening Training - Intermediate Level

    25
  6. Segments at equal angles from the opposite sides of a cyclic quadrilateral | geometry | intermediate

    Segments at equal angles from the opposite sides of a cyclic quadrilateral | geometry | intermediate

    24
  7. Bisectors of angles between opposite sides of a cyclic quadrilateral | plane geometry | intermediate

    Bisectors of angles between opposite sides of a cyclic quadrilateral | plane geometry | intermediate

    23
  8. De Longchamps theorem about perpendicular bisectors of angle bisectors | geometry | intermediate

    De Longchamps theorem about perpendicular bisectors of angle bisectors | geometry | intermediate

    12
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  10. Tangent lengths to the incircle and the excircle | plane geometry | intermediate level

    Tangent lengths to the incircle and the excircle | plane geometry | intermediate level

    44
  13. Graphic Design Masterclass Intermediate The NEXT Level

    Graphic Design Masterclass Intermediate The NEXT Level

    7
  14. The chromatic number of a graph and min degrees of its subgraphs | graph theory | intermediate level

    The chromatic number of a graph and min degrees of its subgraphs | graph theory | intermediate level

    17
  15. The tangential quadrilateral formed by centers of 4 tangent circles | plane geometry | intermediate

    The tangential quadrilateral formed by centers of 4 tangent circles | plane geometry | intermediate

    9
  18. Segments between tangency points on opposite sides of a quadrilateral | geometry | intermediate

    Segments between tangency points on opposite sides of a quadrilateral | geometry | intermediate

    23
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  22. The Nagel point of a triangle | plane geometry | intermediate level

    The Nagel point of a triangle | plane geometry | intermediate level

    4
  23. Segments connecting midpoints of opposite sides of a quadrilateral | plane geometry | intermediate

    Segments connecting midpoints of opposite sides of a quadrilateral | plane geometry | intermediate

    16
  24. A theorem about two circles intersecting on the sides of a triangle | plane geometry | intermediate

    A theorem about two circles intersecting on the sides of a triangle | plane geometry | intermediate

    2
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    13
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