Question

A right triangle has a hypotenuse of 13 cm and one leg that measures 12 cm. What is the length of the other leg?

Answer 1

5

Answer 2

the second most common right triangle with integer sides, right behind 3-4-5 if
5-12 - 13

Answer 3

Thank you

Answer 4

that is how i know without any computation. but with computation you use pythagoras and write
\[12^2+b^2=13^2\]
\[144+b^2=169\]
\[b^2=25\]
\[b=5\]

Answer 5

or with a little practice you write
\[b=\sqrt{13^2-12^2}\] but the computation is the same

Answer 6

:)