The formula for the area of a triangle is:
Area=12×base×height\text{Area}=\frac{1}{2}\times \text{base}\times \text{height}Area=21×base×height
Where:
- base is the length of the triangle's base,
- height is the perpendicular distance from the base to the opposite vertex.
If you need other formulas for different types of triangles or given different information, feel free to ask!