Which expression is equal to 2 sine (StartFraction pi Over 10 EndFraction) cosine (StartFraction pi Over 10 EndFraction)?

For the equations below which statement is true ? -2x=14 6x=-42

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.