find the length of the missing side. the triangle is not drawn to scale. 6, 8, 90

Answer:
I think A should be right but I'm not sure.
Step-by-step explanation:
Hope this helps
Answer:
A. 10
Step-by-step explanation: This is the Pythagorean theorem
[tex]c^2=a^2+b^2[/tex]
c is the hypotenuse so a and b are going to be the vertical and horizontal sides.
[tex]c^2=6^2+8^2\\ c^2=36+64\\ c^2=100\\ c=10[/tex]