If I understand the question correctly, you can have the same amount of change be two different percentages by having 4 quarters and 100 pennies.
Each quarter is 25%
Each penny is 1%
(am i explaining this right)
2(ab)-7 could possibly be your forgetting the quotations
They are adjacent angles but there are other options that I can't remember off the top of my head
The answer might be 12 feet, I don’t know that well I suck at math