measuring 3 dimensional figures
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9 terms
Terms | Definitions |
|---|---|
 surface area of a three-dimensional figure | the sum of the areas of its faces. |
| volume of a prism | v=Bh ( where B is the area of the base and h is the height. *three-dimensional * expressed in cubic units) |
| volume of a pyramid | V=1/3Bh ( where B is the area of the base and h is the height.) |
| surface area of a cylinder | A=2ℵr²+2ℵrh ( where r is the radius of the circular bases and h is the height.) |
| surface area of a cone | A=ℵr²+2ℵrl (, where r is the radius of the base and l is the slant height.) |
| surface area of a sphere | A=4ℵr² (, where r is the radius of the sphere.) |
| volume of a cylinder | V=ℵr²h (, where r is the radius of a circular base and h is the height.) |
| volume of a cone | V=1/3 ℵr²h (where r is the radius of the circular base and h is the height.) |
| volume of a sphere | V=4/3ℵr³ ( where r is the radius of the sphere.) |
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