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What is the equation of the graph below? y=sec(x)-4

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

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.