Math question: Find the area of a triangle with sides 5, 12, and 13 using Heron's Formula.
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What is the value of sin(45°) rounded to the nearest hundredth?
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Math question: How does changing the coefficient 'a' in the equation of a parabola function (𝑦 = ax^2) affect the shape and direction of the parabola? Provide a specific example.