This is a pretty bad question but I think the answer they're looking for is
angle
circle
line segment
We define arcs in terms of circles and parallel lines in terms of lines (though not necessarily line segments, so this is a bit of a judgement call).
Answer:
15
Step-by-step explanation:
The answer is B because the slope is always the one multiplying the x and the 1 is negative because the equation is y-y1=m(x-x1)
Answer:
A
Step-by-step explanation:
40+2+1(6+n)
This shows forty plus 2, then 1 times six plus 1 times n.