Zoekresultaten
  1. 18 nov.
  2. 17 nov.

    Eléments of circle.Everything you need on the circle. Interactive applet in English and French .Updated my old files so copied.

  3. 11 sep. 2019

    For two points on a parabola A and B the point between them, C, that gives the triangle ABC with the largest area is the point where the tangent is parallel to the line through AB

  4. 11 nov.
  5. 5 sep.

    How to read a, b, c on the parabola y=ax²+bx+c.

    Deze collectie tonen
  6. 14 apr. 2020
  7. 13 nov.
  8. 17 nov.
  9. 3 mrt. 2018

    An inspired by a fidget spinner (see next tweet). Follow the rhombi. What paths do they take?

    Deze collectie tonen
  10. 11 nov.
  11. 31 jul. 2019

    First try of a after the input of at . Starting to have fun playing with it. What happens if you move B?

  12. 18 nov. 2020
  13. 16 okt. 2020

    In my latest blog post I've shared some of my favourite showing interesting properties of parabolas - here's one to whet your appetite: if perpendicular parabolas have 4 points of intersection these lie on a circle

  14. 23 okt. 2020
  15. 2 jul. 2020
    Deze collectie tonen
  16. 24 jan. 2020
  17. 31 okt.
    Deze collectie tonen
  18. 6 dec. 2020
  19. 30 jul. 2019

    Mind: BLOWN. It's possible to turn a sphere inside-out without breaking or tearing it!!

  20. 20 nov. 2019

    The other day I made this , now I wrote a post about the making-of:

Het laden lijkt wat langer te duren.

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