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Find the area of the shaded region

Find the area of the shaded region accurate up to 3 decimal places. (a=6, b=4, r=a+b)

Correct answers: 34

The first user who solved this task is Roxana zavari.

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Eugene Mirman: If a Bear Attacks

Does anybody here know what to do if a bear attacks? A lot of people do think youre supposed to play dead, which is not what youre supposed to do. And the best thing about playing dead is -- thats like a rumor that bears spread.

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Richard Byrd

Born 25 Oct 1888; died 11 Mar 1957 at age 68. Richard Evelyn Byrd, Jr. was an American explorer, aviator and scientist who was the first man to fly over both of the Earth's poles. From age 13, he showed an adventurous spirit, by travelling alone around the world. He joined the Navy, and by WW I, in the naval avaiation division, he was commander of U.S. Navy aviation forces in Canada. To improve aerial navigation for occasions when no land or horizon would be visible, he developed a bubble sextant and a drift indicator. After the war, he made one of the early nonstop transatlantic flights. On 9 May 1926, to demonstrate the practicability of aerial polar exploration, he and a copilot circled the North Pole. During an Antarctic expedition, he organized scientific studies, surveying, and collection of meteorological and radiowave propagation data. On 28-29 Nov 1929, with three crew, he made a flight to the South Pole.«

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