15. the length of each edge of a regular tetrahedron,
whose faces are identical equilateral tri...
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Mathematics, 01.11.2019 10:31 kenzierosa
15. the length of each edge of a regular tetrahedron,
whose faces are identical equilateral triangles, is
8 cm. find its
(i) slant height
(ii) volume.
hint: all sides are equal. the centre of an equilateral
triangle is of its height h.
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