Will give Brainliest if correct! Which operations is the following set closed under? Explain your answer.

{2,4,6,...}

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?