That depends on how big a Pyramid you want to build, what you are using to build it, and whether you have money and assistance. If you are building with Legos, and you have the space and the resources, then ... say an hour or so. If you are building a full-scale pyramid out of sand without millions of dollars worth of equipment and resources and with no one helping you... more than your lifespan.
23 years
It took 273 days for them to build the pyramid
about 20 years
it is estimated to take 9-24 months with the technology and slaves that they had back then. The Great Pyramid of Giza is estimated to have been built over a 20 year period.
It is estimated that it took a period of about 80 years.
many, many years, decades. That or about 40.
It is estimated that the Great Pyramid took 20 years to build.
About 20 years for the Great Pyramid other smaller pyramids take less time.
Modern estimates put it at 14 to 20 years
It took over 500 blocks to make pyramid.
It took 273 days for them to build the pyramid
About 20 years for the great pyramid.
A long time!
It will take about 350 years.
It depends on what pyramid your talking about. The Great Pyramid took at least 20 years to build.
The Great Pyramid was built in 10 years. This, however, is not an average time. Building time varied from pyramid to pyramid.
about twenty years
about 20 years