If the length of a lateral edge of a right square pyramid is 13 mm and a side of the base is 10 mm, then the slant height is

(a) approximately 8.3 mm
(b) 12 mm
(c) ?194 mm
(d) approximately 16.4 mm
(e) Not enough information is given to find the slant height.


(b) 12 mm

Mathematics

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