Answer:
The answer is the bottom right answer.
Step-by-step explanation:
The figures are similar because the lengths of corresponding pairs of sides are in the same ratio.
Answer:
C.
D.
Step-by-step explanation:
We are given that
n=18
Mean, 
Standard deviation, 
c.



Using the formula



D.




Answer:
I mean they still gave you the area, but you have to subtract them, 72-9 since 9 is not part of this shape anymore, which is 63 ft^2
Step-by-step explanation: