Answer:
(3, 4, 6, 8, 11)
Step-by-step explanation:
The complement of a set are elements of a universal set that isn't present in the given set.
The universal set is U = {3, 4, 5, 6, 7, 8, 9, 10, 11)
6-2.25 = 3.75, so c I hope this helps
ANSWER : A= 3r^2 {r<u>></u>0}
1. square both sides
2. Expand
3. solve 3^2= A/3 : A= 3r^2
4. A=3r^2
5. Verify solutions
28ft, 4ftx10ft. 2 4ft edges and 2 10ft edges. (2x4) + (2x10)= 28 ft