Answer:
y-axis
Step-by-step explanation:
The x-coordinate is the location of a point as measured along the x-axis. The y-coordinate is the location of a point as measured along the y-axis.
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Another way to describe the y-coordinate is that it <em>tells you how far to move from the origin parallel to the </em><em>y-axis</em>.
16 3/8 I so sorry if wrong glade I could help
Should be 3.3125. Hope this helps
Difference of two squares will be
16y^2 -x^2 = (4y -x)(4y +x)
so the second choice