The height of the conical part is 4/7 of the total height of the toy (a hemisphere surmounted by a cone). If r is the radius of the hemispherical part, then what is the total surface area of the toy?

Asked by  | 26th Feb, 2013, 11:29: PM

Expert Answer:

Answered by  | 27th Feb, 2013, 02:44: AM

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