What is -240 degrees expressed in radian measure

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52

If two points are given, then exactly one line can be drawn through those two points. which geometry term does the statement represent