alleryA closed shape with five straight sides is called what?
AOctagon
BQuadrilateral
CPentagon
DHexagon
Answer & Solution
Correct answer: C. Pentagon
1. The prefix penta means five.
2. A five-sided polygon is a pentagon.
3. A hexagon has six sides and an octagon has eight.
_Source: Wikipedia, Pentagon (CC BY-SA 4.0), Pentagon_
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