What is the best next step in the construction of a line that passes through point c and is parallel to ab?

a. use a compass to draw an arc at b.
b. use a compass to draw an arc at c.
c. use a compass to draw an arc at a.
d. use a straightedge to draw a line that passes through point c and intersects ab at point a.

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths

Which equation represents the function on the graph?