Find the area of the shaded ...
Find the area of the shaded region accurate up to 3 decimal places. (a=10, b=8, c=6)Correct answers: 122
The first user who solved this task is Roxana zavari.
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Postage stampIn 1840, the adhesive postage stamp was first sold in Great Britain. The "penny black" and "twopenny blue" stamps showed the profile of Queen Victoria. |