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Naddik [55]
3 years ago
13

Find the area of a regular dodecagon with radius 3cm.

Mathematics
1 answer:
jonny [76]3 years ago
4 0

Answer:

27cm^{2}

Step-by-step explanation:

You would use the equation, area = r^{2} sin(\frac{360}{n})/2

r= radius, n = number of sides

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