Recognised as 2D shape
Right triangle with legs 5 and 12
- Right triangle
- hypotenuse 13
- Pythagorean triple
A right-angled triangle with legs of 5 and 12 has a hypotenuse of 13 by Pythagoras' theorem, an area of 30 square units, and acute angles of 22.62° and 67.38°.
Measurements
Leg a5
Leg b12
Hypotenuse13√(a² + b²)
Area30ab/2
Perimeter30
Angle opposite a22.619865°
Angle opposite b67.380135°
Pythagorean tripleYes: 5, 12, 13
Inradius2
Circumradius6.5half the hypotenuse
Formulas used
Hypotenusec = √(a² + b²)
AreaA = ab/2
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