Answer:
each classmate gets half of a pizza
Since both rectangles are similar, the following ratio must be fulfilled:

By multiplying both sides by 14, we get

and by subtracting 9 to both sides, we have

Therefore, the answer is 12.
Answer:
12:4
Step-by-step explanation:
im sorry if its wrong because i tried.. SORRYYY
O.17 because it can also be 0.170 witch is still bigger then 0.165
1. area - a
2. height - b
3. length - b
4. volume - c