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A student writes: 'A trapezium is a quadrilateral with at least one pair of parallel sides.'
Using this inclusive definition, which of the following is necessarily a trapezium?

Class 9Geometrical Terms and DefinitionsGeometry — Foundations
  • AA scalene triangle
  • BA parallelogram
  • CA line segment
  • DA circle

Step-by-Step Solution

Under the inclusive definition, a parallelogram has two pairs of parallel sides, so it has at least one pair and qualifies as a trapezium. The others are not quadrilaterals with parallel sides.
Answer: B) A parallelogram

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