What is the length of the altitude of a triangle with base 12 cm and height 9 cm?
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What is the area of a triangle with side lengths 5, 6, and 7?
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Math question: Consider the quadratic function f(x) = 2x^2 - 5x + 3. Graph this function on a coordinate plane. How many x-intercepts does the graph have? What are their corresponding coordinates? How many times does the graph intersect the x-axis?