WILL GIVE BRAINLIEST

Answer:
Look below.
Step-by-step explanation:
You need to use the Pythagorean theorem.
Formula: a^2+b^2=c^2
a=10 b=6 c=?
10^2+6^2=c^2
c≈11.6619
Their isnt any choice that has this number but if you put option D into the calculator you will get 11.66 which is correct. Option D is correct for side A.