Respuesta :
Answer: In order to tell the time Egyptians invented two types of clock. Obelisks were used as sun clocks by noting how its shadow moved around its surface throughout the day.
Explanation: Cause I know
Answer:
Lime mortar - Lime mortar was invented by Ancient Egyptians before the Old Kingdom and was used in the construction of the Great Pyramid of Giza. Egyptian Alabaster - Alabaster (Egyptian alabaster) was discovered and used abundantly in ancient times. Amethyst a form of Quartz was first used by the Ancient Egyptians.
Explanation:
And i had the same question a few years back and got the question right