Sentence Examples


  • To) than the area of the trapezium Kabl by two-thirds of the area of the triangle ATB (§ 34).
  • - In § 23 the area of a right trapezium has been expressed in terms of the base and the two sides; and in § 34 the area of a somewhat similar figure, the top having been replaced by an arc of a parabola, has been expressed in terms of its base and of three lengths which may be regarded as the sides of two separate figures of which it is composed.
  • The " trapezium " of stars in the Orion nebula.
  • The proper statement is that, if a and b are the sides, the area is equal to the area of a rectangle whose sides are a and tb; this being, in fact, a particular case of the proposition that the area of a trapezium is equal to the area of a rectangle whose sides are its breadth and the arithmetic mean of the lengths of the two parallel sides.
  • The figures considered in § 22 are particular cases of the trapezium, which is a quadrilateral with two parallel sides.
 

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