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geometry

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Find the surface area of a tetrahedron that has edges the length of 12 centimeters.

  • geometry - ,

    This site has this and many other formulas.

    http://www.mathwords.com/s/surface_area.htm

  • geometry - ,

    the surface area of a rectangular prism is 190 square inches, the length is 10 inches, and the width is 3 inches. Find the height

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