perry traveled at an average speed of 55 miles per hour for 3.5 hours and then traveled at an average speed of 60 miles per hour for 2.5 hours . what was the total distance in miles that perry traveled during this time ?

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?

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re