the perpendicular height of a con is 12cm.and its slant height is 13cm.find the radius of base of the cone
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Radius = √slant height²-Height²
=√13²-12²
=√196-144
=√52
=7.2 cm or √4x13=2√13
Radius of the cone =7.2 cm or 2√13
=√13²-12²
=√196-144
=√52
=7.2 cm or √4x13=2√13
Radius of the cone =7.2 cm or 2√13
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