Coca-Cola has updated their sign in Times Square, and this one has a mesmerizing 3D aspect to it, giving the spooky feeling you get from watching buildings curl up into the sky in the movie ...

Now. 3D shapes, they have 3 dimensions. Length, width and depth. What would the 3D version of a square be? A cube. A cube has 6 square faces which are all the same size. Whereas cuboids ...

Pythagoras' theorem can also be used to solve 3D problems. You often need to use ... You do not need to find the root as we will need to square it in the following step. Next we use Pythagoras ...