A hemi-spherical bowl has 3.5 cm radius. It is to be painted inside as well as outside. The cost of painting it at the rate of rs. 5 per 10 sq. Cm will be
Answers
Answered by
0
r=3.5cm,volume=2/3Πr sqare=2/3×22/7×3.5×3.5=25.643sq cm
total cost=2.5643×5=₹12.82
total cost=2.5643×5=₹12.82
Similar questions