Some define a trapezoid as a quadrilateral having only one pair of parallel sides (the exclusive definition), thereby excluding parallelograms. ... Under the inclusive definition, all parallelograms (including rhombuses, rectangles and squares) are trapezoids.
Answer:
EPA was established on December 2, 1970 to consolidate in one agency a variety of federal research, monitoring, standard-setting and enforcement activities to ensure environmental protection.
Explanation:
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Answer:
Advanced cities
Explanation:
It's not necessary to have an advanced city; because not all civilizations have to be large
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