There are mountains on all continents.
The continents are all mainly separated by oceans.
All continents contain islands.
All continents have landmasses that narrow. In fact, all continents are wider in the north than in the south. It is unknown why.
all continents but Europe have deserts. All continents have fresh water resources.
no
no
all the bases of a pyramids are polygon
The are all over in all continents but Antarctica
yes all triangular pyramids are tetrahedra!!!!!!!!!!!!!
That makes no sense at all.
All pyramids have only one base.All pyramids have only one base.All pyramids have only one base.All pyramids have only one base.
The first Pyramids and most famous are located in Egypt specificly at Giza in Cairo. There are hundreds of Pyramids along the west side of river Nile southbound to the Aswan dam. There are also Pyramids spread around the world covering all continents and North. South Hemisphers. You can visit the following links that will provide you more information about pyramids of the world. http://en.wikipedia.org/wiki/Egyptian_pyramids http://en.wikipedia.org/wiki/Pyramid_of_Hellinikon http://en.wikipedia.org/wiki/Mesoamerican_pyramids http://en.wikipedia.org/wiki/Platform_mound http://en.wikipedia.org/wiki/Nubian_pyramids http://en.wikipedia.org/wiki/Pyramid_of_Cestius
Most of the pyramids were mad at different moments
Antarctica
There are mountains on all continents.
The continents are all mainly separated by oceans.