Answer:
1/2, 1/4, 2/3, 1, 3/2.
Step-by-step explanation:
I'll just list some more, because why not?
10/9, 9/10, 11/2, 2/6, 2/10...
49.2 is the answer ..............
Ok
A=bh
plug in
126 square meters=6b
126/6 6/6
21=b
base length=21meters
Your first question does not provide enough information
The second question would be
a^5
or
√(a^10)
I would like more information please. What line are you referring to?