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Find the area of the shaded figure

Express result to the accuracy of 3 decimal.

Correct answers: 51

The first user who solved this task is Djordje Timotijevic.

#brainteasers #math

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HANNIBAL BURESS - dudes in my neighborhood that have handlebar mustaches

@hannibalburess http://on.cc.com/1BU4c7D

There's a lot of dudes in my neighborhood that have handlebar mustaches.

Which is cool if you want to have a handlebar mustache.

But don't try to have a conversation with me like you don't have a handlebar mustache.

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Margaret Warner Morley

Died 12 Dec 1923 at age 65 (born 17 Feb 1858).American biologist, educator, and writer, author of many works for children on nature and biology. and attended public schools in Brooklyn, New York. After postgraduate studies in biology, she taught at several schools. Teaching and working with children led her into an interest in nature and biology, and in developing methods by which it might be better taught. Since there were not good textbooks on the subject, she began to write her own, beginning her true avocation as an author. Her books were considered authoritative though entertaining and became. Many were used as school texts at a time when nature study was beginning to be incorporated into a rapidly growing number of schools' curricula.

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