Answer:
5 cm
Step-by-step explanation:
Use the Pythagorean Theorem. a and b are legs, so a = 3 and b = 4. c is the hypotenuse.
[tex]a^{2} +b^{2} = c^{2} \\3^{2} + 4^{2} = c^{2} \\9 + 16 = c^{2} \\25 = c^{2} \\\sqrt{25} = \sqrt{c^{2} } \\c = 5[/tex]
