radius of a cone is r/21 and its slant height is 2l. find its total surface area
Attachments:

Answers
Answered by
1
It's 21 or 2l if l what's that mean
Similar questions
English,
9 months ago
Biology,
9 months ago
Social Sciences,
1 year ago
Social Sciences,
1 year ago
English,
1 year ago
Biology,
1 year ago