Diagram showing the adjacent side of a right-angled triangle

Adjacent is an adjective meaning contiguous, adjoining or abutting.

In geometry, adjacent is when sides meet to make an angle.

In trigonometry the adjacent side of a right angled triangle is the cathetus next to the angle in question.

In graph theory adjacent nodes in a graph are linked by an edge.

<gallery widths=200 heights=200> Image:Group diagram d6.svg|In this graph, the node e is adjacent with each other node, because there is an edge between it and each other node. </gallery>

See also

• Graph (mathematics)
• Adjacent angle
• Adjacent channel

es:Adyacente

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