Pythagoras' theorem can also be used to solve 3D problems. You often need to use Pythagoras' theorem more than once in each problem as we create extra right-angled triangles in the 3D shapes. First ...

Explains the concepts of volume for various geometric solids, including prisms, pyramids, cylinders, cones, and spheres. It details the formulas used to calculate their volumes, emphasizing the ...

The gradient of a straight line is how steep it is. It can be calculated from a given set of coordinate points. There are three special cases of straight lines: parallel, horizontal and vertical.