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Find the area of the shaded figure

Express result to the accuracy of 2 decimal.

Correct answers: 119

The first user who solved this task is Djordje Timotijevic.

#brainteasers #math

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Chatting On The Plane

A man was recently flying to New York. He decided to strike up a conversation with his seat mate.
"I've got a great policeman joke. Would you like to hear it?"
"I should let you know first that I am a policeman."
"That's OK. I'll tell it really slow!"

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American Museum of Natural History proposal

In 1868, founding the American Museum of Natural History was urged in a letter, written with this date, and sent to Andrew H. Green, Comptroller of Central Park, New York, signed by 19 persons, including Theodore Roosevelt, A.G. Phelps Dodge and J. Piermont Morgan. They wrote: “A number of gentlemen having long desired that a great Museum of Natural History should be established in Central Park, and having now the opportunity of securing a rare and very valuable collection as a nucleus of such Museum, the undersigned wish to enquire if you are disposed to provide for its reception and development.” Their suggestion was accepted by the Park officials, and the museum was incorporation on 9 Apr 1869. Collections were purchased, and the great museum opened 27 Apr 1871.«

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