Find the area of the shaded figure
[348] Find the area of the shaded figure - Express result to the accuracy of 3 decimal. - #brainteasers #math - Correct Answers: 60 - 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: 60
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math
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Whitney Cummings: Problem With Vampires

The problem with vampires is they look like theyre 20, but theyre actually 100 years old. So youll be dating this hot, young guy who grew up in the Great Depression and hates Irish people. And then you take him out to a nightclub, and hes doing the Charleston. Or you think hes cheating on you, so you go through his journal. Youre like, Who the hell is this slut? Harriet Tubman? Who the f**k is that?
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First U.S. commercial gasoline engine

In 1872, George B. Brayton of Boston, Mass. (3 Oct 1830 - 17 Dec 1892) received a U.S. patent for a gas-powered engine (No. 125,166). He did pioneering work inventing this first American commercial internal combustion engine, which he manufactured and sold. Its principle of continuous ignition later became the basis for the turbine engine. A pressurized air-fuel mixture from a reservoir was ignited upon entering a water-cooled cylinder. The Brayton engine was tried in watercraft, one of John Holland's submarines and one for a few months installed in a carriage (1872-3). He held British patent Jul 1890, No. 11,062.«
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