Where where is the formula you didn't even post a picture?
Answer:
The choice that best describes the given sentence above is, it is a complete and correct sentence. What makes this sentence complete is having both the subject and the verb in a simple form, and still expresses a complete thought. The verb and simple predicate "volunteered" is enough to describe the subject "Cassidy".
Answer: The area of the notebook that the sticker covers is 128 cm^2
Step-by-step explanation:
The equation for the area of a rectangle should be:

-The height of the stickers measures 16 cm:

-So, if the base is half as long as the height, you divide it by 2:

-Then, you substitute it:
· 
-Result:

0.33% because you just divide both of them together, I will show my work on paper, it will take a second
work:
The answer would be 1.40. The 3 significant figure are 1.39 and it wants us to round so we look at the 8 in 1.3981 and since 8 > 5 we know to round up.