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A pyramid is a polyhedron (many-sided shape) with a polygonal (many-sided area) base and at least three triangular faces that converge at the apex (the top, or highest, point). A pyramid with a triangular base is known as a tetrahedron. In common usage, a pyramid has a square base and four triangular lateral sides (like the stone pyramids in Egypt).
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Why are pyramids 3 sided?
pyramids have a triangular base. As a triangle has three sides, the pyramid will have three sides. Although you can get square based pyramids which have four sides. ---------------------------------------------- The Egyptian pyramids are 4 sided not 3 sided.
How many edges does a cube have than pyramid?
A cube has 12 edges. A 4-sided pyramid has 8 edges. A 3-sided pyramid has 6 edges. There are also other pyramids with more sides.
What is 6 sided three dimensional object called ie two 'three sided pyramids joined at the base?
Octahedron.
Is a square 4 sided?
No a square is 2 sided a cube is 4 sided
What solid figure has all triangle faces?
There are several: a tetrahedron with 4 equilateral triangles. An 8-sided solid (think of 2 Egyptian pyramids, turn one upside down and put the two square bases together). A 20-sided also has equilateral triangles.
Was ancient pyramids 3 or 4 sided?
4
Why are pyramids 3 sided?
pyramids have a triangular base. As a triangle has three sides, the pyramid will have three sides. Although you can get square based pyramids which have four sides. ---------------------------------------------- The Egyptian pyramids are 4 sided not 3 sided.
Is the pyramids in Egypt 4 sided?
yes
When did egyptians begin building smooth sided pyramids?
When did EGYPTIAN build smooth sided pyramids
Were there three sided pyramids in Egypt?
no
Why were some pyramids three sided and some four?
no they are all 5 sided!
What is a 3 dimension 8 sided pyramids called?
Heptagonal pyramids, if you consider the base a side. Octagonal pyramids, if you don't.
How many edges does a cube have than pyramid?
A cube has 12 edges. A 4-sided pyramid has 8 edges. A 3-sided pyramid has 6 edges. There are also other pyramids with more sides.
Three of the main types of Egyptian pyramids are?
Smooth [sided] pyramid Step [sided] pyramid Bent pyramid
Are the pyramids of Egypt 3 sided or 4?
IF you count the base five, if not 4. I would know because i made a cardboard one and then i found out it was 4 so i had to startover. It sucked.And i thought it was three!
How did step pyramids develop into flat sided pyramids?
they changed it because they were to lazy to walk up steps so they changed it to flat sided because they wanted to get their motorized wheel chairs up the side
What is 6 sided three dimensional object called ie two 'three sided pyramids joined at the base?
Octahedron.
