A pyramid is a 3D shape with a flat base, and triangular edges that meet at a ... Where \(\text{l}\) is the length of the slanted or sloping side. We can find this using Pythagoras’ theorem.

It may be necessary to use Pythagoras' theorem and trigonometry to solve a problem. The shape ABCDEFGH is a cuboid. Length AB is 6 cm, length BG is 3 cm and length FG ...

the Egyptians set the standard for what most people recognize as classic pyramid design: massive monuments with a square base and four smooth-sided triangular sides, rising to a point. The Aztecs ...

Archaeologists have begun digging for what they think might be a pyramid hidden beneath a hill in Bosnia. Known as Visocica, the 650m (2,120ft) triangular mound, overlooking Visoko, has long been ...