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How many 1 foot by 1 foot br...

How many 1 foot by 1 foot bricks would it take to complete a building that's 20 feet long on all four sides and 20 feet high?

Correct answers: 21

The first user who solved this task is Djordje Timotijevic.

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Charles Edwin Bessey

Born 21 May 1845; died 25 Feb 1915 at age 69.American botanist who created the first U.S. undergraduate botanical experimental laboratory at Iowa State University, where he held several positions (1870-84) and inaugurated the systematic study of plant morphology in the U.S. He devised a classification of angiosperm (flowering plant) taxa based on Candolle's theory of differentiation to emphasize the evolutionary divergence of primitive forms. He moved to become Dean of Agriculture at the University of Nebraska (1884-1915). While in Nebraska, he started a tree planting experiment (1902) that initiated the Nebraska National Forest, the first man-made national forest in the world. He helped influence federal legislation to preserve the giant sequoia trees in California.«

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