Find the area of the shaded figure
[326] Find the area of the shaded figure - Express result to the accuracy of 3 decimal. - #brainteasers #math - Correct Answers: 89 - The first user who solved this task is Djordje Timotijevic
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Find the area of the shaded figure

Express result to the accuracy of 3 decimal.
Correct answers: 89
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math
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A golfer, who was known for hi...

A golfer, who was known for his bad temper, walked into the Pro Shop one day and plunked down big bucks for a new set of woods.
The staff all watched to see what would happen after he used them for the first time - more than half expecting he'd come in and demand his money back.
But the next time he came in, he was all smiles.
"They're the best clubs I've ever had," he said. "In fact, I've discovered I can throw them at least 40 yards farther than I could my last ones."
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Zheng Zuoxin

Died 27 Jun 1998 at age 91 (born 18 Nov 1906).Chinese ornithologist (a.k.a. Tso-Hsin Cheng) who is considered the founder of modern Chinese ornithology, who was internationally renowned for his scientific study of birds. His love of nature and the colorful forest birds began in his childhood, when he learned to identify many birds by their calls. He did graduate work in the U.S. leading to a doctorate in Jun 1930, then returned to China. He spent 60 years doing field work and research in ornithology and conservation. In 1934 he co-founded the China Zoological Society. He was the deputy-director of Beijing Museum of Natural History. His 30 books, including the first checklist of Chinese birds. In 1987, his book A Synopsis of the Avifauna of China was published in English translation.«
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