Question

toy in the form of a cone of radius 7cm mounted on a hemisphere of same radius if the slant height of a toy is 25cm find its TSA total surface area ​

Answer 1

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Answer 2

radius of toy =radius of hemisphere= 7cm.

slant height= l= 25 cm

SA of cone = πrl

(22/7×7×25) + (2πr²)

22/7(7×25+2×7²)

22/7(7×25+2×49)

22/7(175+98)

22/7×273

22×39

858cm²