There's a question that says "The cross section of the barrier is shown below .It is made from a circular tube of radius 20cm with a flat base .Calculate the volume of rubber needed for a 10 m length of tubing "can anyone solve this and tell me how to do this as I'm very confused ,thanks!
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Last edited by Mandy556; 04-01-2017 at 01:20.
- 04-01-2017 01:08
- 04-01-2017 17:22
I will asumr that this is a cylinder, with a circel at the front with a length of 10m. Difficult without the diagram.
Area of circle is pi * radius squared = 3.14 * (0.2m)^2 = 0.1256 square metres
Volume therefore is 0.1256 m^2 * 10m = 1.256 cubic metres.