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# Prisms & Pyramids

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• Man ...... U JUST MADE ME UNDERSTAND THE THING WHICH I WAS TRYING TO LEARN FOR LIKE 1.5 WEEK! THANKS ALOT

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• a fantastic resource!

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• Great ppt to show when introducing Surface area of Prisms and Pyramids.

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• nice... creative and informative... entertaining in its simplistic but nonetheless effective introduction of 2-3 different concepts in a visual way.

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### Prisms & Pyramids

1. 1. The difference between prisms & pyramids. “It’s all about how you slice it!”
2. 2. Pyramids and prisms are specific kinds of polyhedra. The word polyhedra is the plural form of polyhedron.
3. 3. A polygon is a 2-dimensional shape.
4. 4. A polyhedron is a 3-dimensional shape.
5. 5. Presto! A triangular prism!
6. 6. Presto! A triangular pyramid!
7. 7. Presto! A square prism!
8. 8. Presto! A square pyramid!
9. 9. A prism is made of congruent shapes.
10. 10. A pyramid is made of similar shapes that get smaller and smaller.
11. 11. If you know the names of common polygons, then naming a prism or pyramid will be easy for you.
12. 12. Look at the polygon on the bottom of the shape.
13. 13. This polygon is a rectangle.
14. 14. This shape is a rectangular prism.
15. 15. This shape is a rectangular pyramid.
16. 16. This is a pentagon.
17. 17. This is a pentagonal prism.
18. 18. This is a pentagonal pyramid.
19. 19. This is an octagon.
20. 20. This is an octagonal prism.
21. 21. This is an octagonal pyramid.
22. 22. If you know the common polygons and if you know the difference between a prism and a pyramid, naming these shapes is easy.
23. 23. The only unique name that you have to remember is the “cube.”
24. 24. A cube is a specific kind of rectangular prism.
25. 25. A rectangular prism that has 6 congruent faces is called a cube.
26. 26. A rectangular prism that has 6 congruent faces is called a cube.
27. 27. A rectangular prism that has 6 congruent faces is called a cube.
28. 28. A rectangular prism that has 6 congruent faces is called a cube.
29. 29. A rectangular prism that has 6 congruent faces is called a cube.
30. 30. A rectangular prism that has 6 congruent faces is called a cube.
31. 31. The end.