A right triangle has legs 15 cm and 20 cm. What is the length of its hypotenuse?
Note
Use the Pythagorean theorem: leg² + leg² = hypotenuse². Here 15² + 20² = 225 + 400 = 625, so the hypotenuse is 25 cm.
A right triangle has legs 15 cm and 20 cm. What is the length of its hypotenuse?
Use the Pythagorean theorem: leg² + leg² = hypotenuse². Here 15² + 20² = 225 + 400 = 625, so the hypotenuse is 25 cm.