ALT A complete Geometry and Mensuration Formulas reference chart displaying 24 2D and 3D geometric shapes with their Area, Perimeter, Curved Surface Area (CSA), Total Surface Area (TSA), Volume, and Diagonal equations. Shapes include Square, Rectangle, Triangle, Parallelogram, Rhombus, Trapezium (Trapezoid), Circle, Semicircle, Circular Ring (Annulus), Sector of a Circle, Cube, Cuboid, Cylinder, Cone, Frustum of a Cone, Sphere, Hemisphere, Right Pyramid, Right Circular Cone Pyramid, General Prism, Regular Pentagon, Hexagon, Octagon, and General Polygon. Ideal for high school math, geometry revision, and STEM study guides.