Right Triangles Calculator

Right Triangles Calculator

Calculate properties of a right triangle based on given inputs. Use this calculator to find the hypotenuse, perimeter, area, and altitudes of a right triangle when you know two sides.
Where:
a Side a (leg)
b Side b (leg)
c Hypotenuse
P Perimeter
s Semi-perimeter
K Area
ha Altitude to side a
hb Altitude to side b
hc Altitude to side c (hypotenuse)
Choose a Calculation