Areas and Centroids of Shapes

This table shows the formulas for area and centroid of some common shapes

ShapeArea, ACentroid, x̄
Rectanglepicture of Rectangle shape
Right Trianglepicture of Right Triangle shape
Unequal Trianglepicture of Unequal Triangle shape
Trapezoidpicture of Trapezoid shape
Inverted Parabolapicture of Inverted Parabola shape
Inverted Cubicpicture of Inverted Cubic shape
Parabolapicture of Parabola shape
Cubicpicture of Cubic shape
Note: This table was adapted from Prof. Jeff Erochko's notes under the CC BY-NC-SA 3.0 License