I believe a=128/15
I hope this helped a bit~
If you're simply trying to convert 84lbs to kg, then it'd be closest to 38 kg
1-choose any two points on the line.
2-draw a right-angled triangle with the line as hypotenuse.
3-use the scale on each axis to find the triangle's: vertical length.horizontal length.
4-work out the vertical length ÷ horizontal length.
5-the result is the gradient of the line.
Answer:
The answer is A. 75 N latitude and 40 W longitude.
Hope this helps! Might be wrong!
Explanation: