几何

三角形计算器

计算任意三角形的角度、边长、面积和周长

使用方法

Select whether you want to calculate the Area or the Perimeter.
Enter the required dimensions for your selection.
Click Calculate to instantly view the result.

公式

Triangle formulas:

Area (A) = ½ × Base × Height
Perimeter (P) = Side A + Side B + Side C