Subtend

In the triangle DeltaABC illustrated above, side c subtends angle ∠C. More generally, given a geometric object O in the plane and a point P, let A be the angle from one edge of O to the other with vertex at P. Then O is said to subtend an angle A from P.

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Cite this as:

Weisstein, Eric W. "Subtend." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/Subtend.html

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