Ka Lung 發問於 科學及數學數學 · 10 年前

F3 Maths Chapter 4:Mensuration

Notice that steps are required to the following question and figures will not given.

14. A circular cone is divided into three portions A, B and C by planes parallel to the base as shown in the figure. The slant heights of the three portions are equal in length. Find the ratio of the volumes of portions A, B and C.

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