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HOTmaths dictionary

This illustrated dictionary offers free access to over several hundred mathematical symbols, terms and definitions from the early secondary syllabus.

Select any letter to see examples of mathematical terms with clear explanations and helpful diagrams.

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© 2007 HOTmaths Pty Ltd 
Term Definition
join connect

Example
When two vertices are connected by an edge, these vertices are said to be adjacent, and the edge is said to join them.

You can join two points to form a straight line or interval.
Related links:
3D shapes — Nets of solids
3D shapes — Drawing solids
Representing data — Line, conversion and step graphs
The number plane — Graphs from equations
Exploring geometry — Constructing lines and angles
 
© 2007 HOTmaths Pty Ltd 
Term Definition
jump method (subtraction) method of adding or subtracting by moving in jumps of hundreds, tens etc.

Example

9321 − 5460 = 4661
 
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