Math tools
Pythagorean Theorem Calculator
Enter two sides of a right triangle to find the third, plus the angles, area and perimeter — leave the unknown side blank.
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Result
c = 5
- Sides
- a = 3, b = 4, c = 5
- Angle A
- 36.87°
- Angle B
- 53.13°
- Area
- 6
- Perimeter
- 12