It is called a frustum.
The half-life
semilunar valves are called semilunar because they look like half a moon. If something is not full in biology it is called 'semi' and lunar means the moon. So basicaly its called that because the valve looks like a half moon.
No, the pyramid is the main entrance to the museum.
Ziggurat is a temple tower of the ancient Assyrians and Babylonians. The pyramid of Zosor (Djoser) is the step pyramid in what is now Saqqara, Egypt.
That's roughly the latitude of the imaginary line called the "Tropic of Capricorn".
square
It is called the Red Pyramid and the series is called the Kan Chronicles.
The stone statue that is half man and half animal guards the Great Pyramid of Giza in Egypt.
It will be called the Kane Chronicles and the first book will be called the red pyramid.
A square based pyramid is called a square pyramid
the Greeks had a food that looked like a pyramid and was called something similar to it.
A 7 sided pyramid would be called a heptahedral or heptahedron.
a pyramid
the pointy pyramid is just that a pyramid
The top of the pyramid was called the capstone.
it's called the great pyramid.
a pyramid is 3d