K^8 • K^9 = K^(8+9) = K^17
Area of semi circle: you know the radius is 5. 5^2 * pi = 25pi/2 = 12.5pi
For triangle: bh/2 = (10 * 10)/2 = 50
Add them together: 12.5pi + 50
12.5pi = 39.25
39.25 + 50 = 89.25
It’s closest to D
The answer is 59.6 because I divided 298 by 5
Hope this helps!!
Answer:
48 cubic units.
Step-by-step Explanation:

random cubic units
tower-stacked cubic units
x 
x 
5x6=30
6x6=36
You would need 1 more 6
I can't explain this very well, sorry.