slant height

noun

Geometry.

1. (of a right circular cone) the distance from the vertex to any point on the circumference of the base.

Word History and Origins

Origin of slant height¹

First recorded in 1790–1800

Example Sentences

The lateral area of a regular pyramid is equal to half the product of its slant height by the perimeter of its base.

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The lateral area of a frustum of a cone of revolution is equal to half the sum of the circumferences of its bases multiplied by the slant height.

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