A right triangle has legs of 9 cm and 12 cm. What is the length of the hypotenuse in centimeters?

Sun, 03 May 2026 20:52:49 +0000

# A right triangle has legs of 9 cm and 12 cm. What is the length of the hypotenuse in centimeters? Curious about right triangles? If you’ve stumbled on “a right triangle has legs of 9 cm and 12 cm. What is the length of the hypotenuse in centimeters?”—you’re not alone. This simple yet powerful question touches on fundamental geometry with surprising relevance today. Whether explored in school, on a design app, or while researching spatial projects, understanding how to calculate the hypotenuse builds a foundation for problem-solving across countless fields. The idea behind right triangles dates back centuries, but it remains vital in modern contexts—from architectural blueprints and construction measurements to digital graphics and physics models. When two perpendicular sides measure 9 cm and 12 cm, the hypotenuse bridges these lengths using a classic formula rooted in Pythagorean theory. ## Why Is This Question Gaining Steam in the US?