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Formula
c = โ(aยฒ + bยฒ)
Example
a=3, b=4 โ c = โ25 = 5 (the classic 3-4-5 triangle)
Frequently Asked Questions
What is a right triangle?
A triangle with one 90-degree angle.
Can I find a or b if I know c?
Yes: a = โ(cยฒ โ bยฒ). Rearrange the formula.
Are Pythagorean triples common?
Yes โ 3-4-5, 5-12-13, 8-15-17 are common integer examples.