shirleyarnett1 shirleyarnett1

08-02-2017
Mathematics

contestada

Can you please check to see if i have ethe right answer if not what is it?

Can you please check to see if i have ethe right answer if not what is it class=

Respuesta :

17-02-2017

I think you might the wrong but I'll talk you through it.
The volume of the hemisphere on it's own is (2/3)πr^3.

2/3*8^3π= 341.3333...

The volume of a cone is 1/3πr^2h

1/3*8^2*20π= 426.666π

Add them together and you get a total volume of 767.99999...π

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