Answer:
C
Step-by-step explanation:
1. Use Pythagorean theorem.
[tex]a^2+b^2=c^2[/tex]
2. Put given value into the equation.
[tex]6^2+8^2=c^2[/tex]
3. Solve for c (also known as hypotenuse)
[tex]36+64=c^2[/tex]
[tex]c^2=100[/tex]
[tex]c=\sqrt{100}[/tex]
[tex]c=10[/tex]
