A Dome Of A Building Is In The Form Of A Hemisphere. From Inside, It Was Whitewashed At The Cost Of ₹498.96. If The Rate Of Whitewashing Is ₹4 Per Square Metre, Find The : (i) Inside Surface Area Of The Dome (ii) Volume Of The Air Inside The Dome. Doubt Answers

Preeti Tripathi

Class 9th

Maths

2 years ago

A dome of a building is in the form of a hemisphere. From inside, it was whitewashed at the cost of ₹498.96. If the rate of whitewashing is ₹4 per square metre, find the : (i) Inside surface area of the dome (ii) Volume of the air inside the dome.

1 Answer