CBSE Class 10 Maths (Standard) 2020 · Paper 30/4/1 · Question 25

In Figure-6, a tent is in the shape of a cylinder surmounted by a conical top. The cylindrical part is $2.1$ m high and conical part has slant height $2.8$ m. Both the parts have same radius $2$ m. Find the area of the canvas used to make the tent. (Use $\pi =\frac{22}{7}$)