Nobodyknows3 Nobodyknows3

10-11-2018
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1. What is lintel?
2. How many years ago was the Pyramid of Cheops built?

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kdeniega45 kdeniega45

10-11-2018

1. A lintel is a horizontal support of timber, stone, concrete, or steel across the top of a door or window.

2. 4,500 years

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