Question

e D onto the
(+3.5-
20
Solid I
Solid I is a cylinder with a small cylinder removed from its centre, as shown in the diagram.
The height of each cylinder is 20 cm and the radius of the small cylinder is rcm.
The radius of the large cylinder is 3.5 cm greater than the radius of the small cylinder.
The volume of Solid I is 3000 cm?
(i) Calculate r.

Answer 1

Answer:

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Step-by-step explanation:

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