The top row, on the right.
hope it helps
Solution:
we are given that
If G is the midpoint of FH, it mean that

we are also given that

So we can write

So 
A couple is 2. Hope this helps.
Answer:
4,000 meters
Step-by-step explanation:
The conversion from kilometers to meters is 1 kilometer equals 1,000 meters. So times the conversion by 4 to get 4,000 meters.
Y
y=ax
where a is a constant of proportionality;
y=20, x=4
20=4a
a=20/4
a=5
y=5x
The constant of variation is 5