the external and interior diamerter of the hemispherical vessel are 25 and 24 cm. the cost of 1 cm square is 0.05 rupee . find the cost.
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tsa of outer hemisphere= 3,928.57 cm²
tsa of inner hemisphere = 3168 cm ²
area of ring = 154 cm ²
cost per cm square = 0.05 ruppes
total cost = 7250.57 x 0.05
= 362.5285
tsa of inner hemisphere = 3168 cm ²
area of ring = 154 cm ²
cost per cm square = 0.05 ruppes
total cost = 7250.57 x 0.05
= 362.5285
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