关于本计算器
Solve a² + b² = c² for the hypotenuse or either leg of a right triangle, with area shown.
勾股定理计算器
求直角三角形未知边。
输入计算参数
计算结果摘要
所求边 (c)5
直角边 a3
直角边 b4
斜边 c5
三角形面积6
常见问题
Which side is missing?
Pick hypotenuse or a leg; the other two inputs must satisfy hypotenuse > leg.
Formula?
c = √(a² + b²); legs come from a = √(c² − b²).
Integer triples?
Classic 3-4-5 and 5-12-13 triples verify instantly — try them.