What shape is the shaded face on
the pyramid? Is it a circle, a triangle, a
trapezoid or trapezium, or a rectangle?
We’re shown a model of a
pyramid. The pyramid has one of its faces
shaded. We have to choose the shape of the
shaded face. If we join together these vertices,
we can see which 2D shape the face is. It’s a triangle. The shaded face on the pyramid is a