Question

Curved surface area of a solid hemispherical wooden block is 122cm square . Find its total surface area

Answer 1

Answer:

183 cm^2

Step-by-step explanation:

Curved surface area => 2*pi*r^2=122

                                  => pi*r^2=122/2=61

Total surface area => 3*pi*r^2=3*61

                                                =183