Calculate the arc length to 2 decimal places. First calculate what fraction of a full turn the angle is. 90° is one quarter of the whole circle (360°). Therefore, the arc length is \(\frac{1}{4}\) of ...
A cylinder is a 3D shape with a circular cross section and a curved surface. It has no straight edges. To find the volume or surface area of a cylinder, calculate it in the same as a prism. For a ...
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