#
OEF Triangles
--- Introduction ---

### Centres

:
.

### Given two sides

,
?

### Two sides acute

,
?

### Type recognition I

,
,
?

### Type recognition II

,
, = ?

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- Description: collection of exercises on triangles. This is the main site of WIMS (WWW Interactive Multipurpose Server): interactive exercises, online calculators and plotters, mathematical recreation and games
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