Answer:
72 books will fit on the shelf
You have to set up a proportion so 2 over 3= x over 60. So multiply 2 times 60= 120 divided by 3 which is 40
The answer is true. have a happy day :)
Answer: 100 degrees
Since it is supplementary, it equals 180 degrees. If you take 180 and subtract 80 from it, you will get your answer