If i was asked to think of number and multiply it by 2 i could write this algebraically as 2x write the following algebraically
2 answers:
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Step-by-step explanation:
Draw lines from one vertex to the other vertices, splitting the polygon into triangles. If the polygon has n sides, there will be n−2 triangles. Each triangle's angles add up to 180°. So the sum of all the interior angles is:
S = (n−2) 180°
