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An angle formed by extending a side of a regular polygon is:
AExpansive
BExterior
CExcentric
DExtensive
Answer & Solution
Correct answer: B. Exterior
1. The side is carried beyond the closed figure.
2. The angle sits outside the shape.
3. It is an exterior angle.
_Source: OpenStax, Contemporary Mathematics, Ch 10 'Geometry'_
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