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Answer to Question #14766 in Geometry for Rolly

Question #14766
A Large, cylindrical birthday cake has a diameter of 50cm. it is cut into twelve equal slices. what is the area of icing on top of each slice, to nearest square centimetre?
Expert's answer
The area of the top of the cake is

A = π(D/2)² = π(50/2)² ≈ 1963.4954 cm².

So, the top area of the slice is

S = A/12 ≈ 1963.4954/12 = 163.6246 cm² ≈ 164 cm².

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