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Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
Origami triangles
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Origami triangles

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Origami triangles: equilateral, isosceles, right

Origami triangles: equilateral, isosceles, right

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  • 1. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Origami Triangles Matem´ticas 1o E.S.O. a Alberto Pardo Milan´s e -
  • 2. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 1 Vocabulary 2 Triangle 1 3 Triangle 2 4 Triangle 3Alberto Pardo Milan´s e Origami Triangles
  • 3. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 VocabularyAlberto Pardo Milan´s e Origami Triangles
  • 4. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Vocabulary Vocabulary: Side: lado Crease: doblez, doblar Fold: doblez, doblar Perpendicular bisector of a segment: mediatriz, linea que divide un segmento por la mitad Open out: desdoblar Unfold: desdoblar Bisector of an angle: bisectriz, linea que divide un ´ngulo por la a mitad Turn over: dar la vuelta Reach: llevar, hacer que coincida Fold over: Doblar por encima Create these triangles and write the names of the points we use.Alberto Pardo Milan´s e Origami Triangles
  • 5. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1Alberto Pardo Milan´s e Origami Triangles
  • 6. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 1.- Start with a square of paper, the vertices are A, B, C y D. Write the names on both sides.Alberto Pardo Milan´s e Origami Triangles
  • 7. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 1.- Start with a square of paper, the vertices are A, B, C y D. Write the names on both sides.Alberto Pardo Milan´s e Origami Triangles
  • 8. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 2.- First make a crease that divide the square in two by the perpendicular bisector of AB.Alberto Pardo Milan´s e Origami Triangles
  • 9. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 3.- Open out. O is the middle point of the side AB.Alberto Pardo Milan´s e Origami Triangles
  • 10. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 4.- Make a crease from O to C.Alberto Pardo Milan´s e Origami Triangles
  • 11. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 5.- Fold the bisector of angle COA.Alberto Pardo Milan´s e Origami Triangles
  • 12. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 6.- Make a crease from O to D.Alberto Pardo Milan´s e Origami Triangles
  • 13. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 7.- Fold the bisector of angle DOB.Alberto Pardo Milan´s e Origami Triangles
  • 14. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 8.- Turn over and paint the triangle.Alberto Pardo Milan´s e Origami Triangles
  • 15. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 1 9.- This an triangle. 10.- The base is 10 cm long and the triangle is 10 cm high. The area of the triangle is cm2 .Alberto Pardo Milan´s e Origami Triangles
  • 16. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2Alberto Pardo Milan´s e Origami Triangles
  • 17. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 1.- Start with a square of paper, the vertices are A, B, C y D. Write the names on both sides.Alberto Pardo Milan´s e Origami Triangles
  • 18. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 2.- First make a crease that divide the square in two by the perpendicular bisector of AB.Alberto Pardo Milan´s e Origami Triangles
  • 19. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 3.- Unfold. E is the middle point of the side AB. F is the middle point of the side CD.Alberto Pardo Milan´s e Origami Triangles
  • 20. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 4.- Reach D to segment EF by vertex C.Alberto Pardo Milan´s e Origami Triangles
  • 21. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 5.- Fold over segment AC.Alberto Pardo Milan´s e Origami Triangles
  • 22. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 6.- Fold back by A creating a right angle.Alberto Pardo Milan´s e Origami Triangles
  • 23. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 7.- Turn over.Alberto Pardo Milan´s e Origami Triangles
  • 24. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 8.- Fold on the back the paper not needed.Alberto Pardo Milan´s e Origami Triangles
  • 25. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 9.- Paint the triangle.Alberto Pardo Milan´s e Origami Triangles
  • 26. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 2 10.- This a triangle. 11.- The hypotenuse is 10 cm long. The smaller leg is 5 cm long. Use Pytagorean Theorem to find the length of the other leg.Alberto Pardo Milan´s e Origami Triangles
  • 27. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3Alberto Pardo Milan´s e Origami Triangles
  • 28. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 1.- Start with a square of paper, the vertices are A, B, C y D. Write the names on both sides.Alberto Pardo Milan´s e Origami Triangles
  • 29. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 2.- First make a crease that divide the square in two by the perpendicular bisector of AB.Alberto Pardo Milan´s e Origami Triangles
  • 30. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 3.- Unfold. E is the middle point of the side AB. F is the middle point of the side CD.Alberto Pardo Milan´s e Origami Triangles
  • 31. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 4.- Reach D to segment EF by vertex C.Alberto Pardo Milan´s e Origami Triangles
  • 32. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 5.- Fold over segment AC.Alberto Pardo Milan´s e Origami Triangles
  • 33. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 6.- Unfold every crease.Alberto Pardo Milan´s e Origami Triangles
  • 34. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 7.- Reach C to segment EF by vertex D.Alberto Pardo Milan´s e Origami Triangles
  • 35. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 6.- Fold over segment BD.Alberto Pardo Milan´s e Origami Triangles
  • 36. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 7.- Unfold every crease and mark point G on EF (on both sides) as seen in the picture.Alberto Pardo Milan´s e Origami Triangles
  • 37. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 8.- Crease by DG.Alberto Pardo Milan´s e Origami Triangles
  • 38. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 9.- Crease by CG.Alberto Pardo Milan´s e Origami Triangles
  • 39. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 10.- Fold on the back the paper not needed.Alberto Pardo Milan´s e Origami Triangles
  • 40. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 11.- Turn over and paint the triangle.Alberto Pardo Milan´s e Origami Triangles
  • 41. Indice Vocabulary Triangle 1 Triangle 2 Triangle 3 Triangle 3 12.- This an triangle. 13.- Every side is 10 cm long. Half a side is 5 cm long. Use Pytagorean Theorem to find the height of the triangle.Alberto Pardo Milan´s e Origami Triangles

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