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Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

In the diagram below, tan θ = sqrt 3. what is the value of m?

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.