All physical items, things you can touch, are three-dimensional. Three-dimensional shapes, by their nature, have an inside and an outside, separated by a surface. A three-dimensional solid shape also has depth. This page examines the properties of three-dimensional or ‘solid’ shapes.Ī two-dimensional shape has length and width. Understanding Statistical Distributions.Area, Surface Area and Volume Reference Sheet.Simple Transformations of 2-Dimensional Shapes.Polar, Cylindrical and Spherical Coordinates.Introduction to Cartesian Coordinate Systems.Introduction to Geometry: Points, Lines and Planes.Percentage Change | Increase and Decrease.Mental Arithmetic – Basic Mental Maths Hacks.
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