We use geometry every day: cutting paper to wrap a present, calculating the area of a room to tile a floor, and interpreting pie charts and bar graphs at work. Even noticing when a picture on the wall ...
The sides of the rectangle are therefore h and 2Ï€r. The area of each of the two circles is \(\pi r^2\)and the area of the rectangle is \(2 \pi r \times h\). The surface area of a cylinder is the ...
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