Indy 100 on MSN3mon
Pentagon whistleblower shares government autopsy of a ‘real-life alien’He then spent years working as a high-ranking military intelligence officer before he was recruited into the Pentagon’s ...
multiply the number of triangles in the polygon by 180°. Calculate the sum of interior angles in a pentagon. A pentagon contains 3 triangles. The sum of the interior angles is: \({180}~\ ...
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