Question

From the top of a solid cone of height 12cm and base radius 6cm, a cone of height 4cm is removed by a plane parallel to the base. Cind the total surface area of the remaining solid

Answer 1

A

Let r be the radius of the top, h = 12 - 4 = 8 cm 4/r = 12 /6

Step-by-step explanation:

Answer 2

Step-by-step explanation:

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