Answer:
Step-by-step explanation:
1. volum of half cylinder + volume of the prism= (4.5*4.5*314)/2 + 9*11*6 = 31.7925 * 594 = 625.792
2. are or base (hex) * height =height* perimete* apothem /2 = 5*(8*6*6.9)/2 = 828
The next larger whole number is 27 .
The next smaller whole number is 26 .
26.55 is closer to 27 than it is to 26 .
So the nearest whole number is 27 .
.21 as a percentage is 21%
You can divide 7.98 by 21 then multiply by 100 which gives you an answer of 38.
Hope this helps :)