Pawan Prajapati
Last Activity: 3 Years ago
Cost of white washing = f 498.96.
Rate of white-washing = f 2 per sq. m.
(i) Inside surface area = 498 96 m2 = 249.48 m2•
2
(ii) We have 2 x x r2 = 249.48
,:i. = 249.4Sx 7 = 39.69 r = 6.3 m
44
.. Volume of the dome = 321tr3
= 32
x722
'3 3
x (6.3r m
= 523.90 ms (approx.).