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Geometry

Geometry. The Shapes Around Us. Line. Line Segment. Ray. Parallel Lines. Intersecting Lines. Perpendicular Lines. Circle. Chord. Diameter. Radius. Polygons. straight lines closed. Triangle. 3 sides. Quadrilateral. 4 sides. Pentagon. 5 sides. Hexagon. 6 sides. Octagon.

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Geometry

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  1. Geometry The Shapes Around Us

  2. Line

  3. Line Segment

  4. Ray

  5. Parallel Lines

  6. Intersecting Lines

  7. Perpendicular Lines

  8. Circle

  9. Chord

  10. Diameter

  11. Radius

  12. Polygons • straight lines • closed

  13. Triangle • 3 sides

  14. Quadrilateral • 4 sides

  15. Pentagon • 5 sides

  16. Hexagon • 6 sides

  17. Octagon • 8 sides

  18. Rectangle • 4 sides • opposite sides same length • 4 right angles

  19. Square • 4 equal sides • 4 right angles

  20. Rhombus • 4 equal sides • 2 pairs of parallel sides

  21. Trapezoid • 1 pair of parallel sides

  22. Cube

  23. Cone

  24. Pyramid

  25. Sphere

  26. Rectangular Prism

  27. Cylinder

  28. Triangular Prism

  29. Right Angle • Formed by perpendicular lines. • Measures 90°

  30. Obtuse Angle • Has a measure greater than 180°

  31. Acute Angle • Has a measure less than 90°

  32. Isosceles Triangle • At least two sides or angles that are equal.

  33. Equilateral Triangle • Three sides and angles that are equal.

  34. Scalene Triangle • No sides or angles that are equal.

  35. Obtuse Triangle • Has one obtuse angle.

  36. Acute Triangle • Has three acute angles.

  37. Right Triangle • Has one right angle.

  38. The End

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