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Sariah Mclaughlin
Mathematics
4 July, 04:33
What is the area of a 20-gon with radius 5 in
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Saniya Christensen
4 July, 04:42
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Assuming that is the circumradius:
Polygon Area = [r^2 * n * sin (360 / n) ] / 2
Polygon Area = (25 * 20 * sin (18)) / 2
Polygon Area = (500 * 0.30902) / 2
Polygon Area = 77.255
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