Answer: 
Step-by-step explanation:

The answer is C) Hundredths 83.58
Total of what? You can put the question in the comment section of this comment.
Let us find the area of the triangle first.
6 x 8 / 2 = 24 ft²
Now we can do the semi circle. Note that it is a semi circle and not a circle.
1/2π(4²) = 8π = 25.12 ft²
Add the areas up to find the area for the figure.
24+25.12 = 49.12 ft²