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Geometry: Difference between revisions
→Area and perimeters: add triangle
→Area and perimeters: add triangle |
→Area and perimeters: add triangle |
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<math>P = a + b + c</math> | <math>P = a + b + c</math> | ||
[[File:Triangle-math.png|frameless]] | |||
== Area of a triangle == | == Area of a triangle == | ||