Given that D(x) = 2x, select all of the following that are true statements,
D(x) is a rule for the set of points (5, 10), (6, 12) and (-2,-4).
D(x) is a direct variation
x is the dependent variable.
D(6) - 3
D(x) is a function.

:calculate the sum of the interior angles of a 13-sided polygon.

What can you learn about precipitation levels in south america from this map? brazil is experiencing a drought.it rains more in higher altitudes.peru received the highest level of rain.venezuela got less than 25 cm of rain. 

What statement about the economy of france is not true? a. paris is a major manufacturing center b. marseille is a busy seaport on the mediterranean coast c. farming is the major activity in the alps. d. world-famous wines are produced in the bordeaux region c. farming is the major activity in the alps