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Question
la suma de los ángulos interiores, en un lados se puede determinar utilizando la fórmula, donde es el número de lados. n - s = 180(n - 2)π. usando esta fórmula, ¿cuántos lados tiene un polígono si la suma de sus ángulos interiores es? redondea al número entero más cercano.1,260°. 6 lados 9 lados 8 lados 7 lados
Step1: Set up the equation
Let \(S = 180(n - 2)\), where \(S\) is the sum of interior - angles and \(n\) is the number of sides. Given \(S=1260\), we have the equation \(1260 = 180(n - 2)\).
Step2: Solve for \(n\)
First, divide both sides of the equation by 180: \(\frac{1260}{180}=n - 2\). Since \(\frac{1260}{180}=7\), the equation becomes \(7=n - 2\).
Step3: Isolate \(n\)
Add 2 to both sides of the equation: \(n=7 + 2=9\).
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9 lados