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???????? 2D Geometry Review Sheets: ???????? Lengths and Areas of Polygons and Circles: https://tinyurl.com/3x2yprp6 -- Video Comments -- Circular segments are one of the least known elements of the circle. However, it shouldn't be difficult for us to calculate the area of a circular segment if that is what is being proposed. To do so, simply subtract the remaining triangle from the area of a circular sector. If we have mastered calculating the areas of circular sectors and triangles... the rest is a piece of cake.