Rosa is saving money for a trip. She has already saved $250 and plans to save $40 per week. This situation can be represented by the function f(x) = 250 + 40x, where x is the number of weeks. How much money has Rosa saved after 6 weeks?

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

True or false? a circle could be circumscribed about the quadrilateral below.

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.