Math, asked by Anonymous, 3 months ago

find the area of a regular nonagon with each side of length 9 cm and the perpendicular from its centre to its side measuring 4 CM

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Answers

Answered by luvsh567

4

Answer:

A≈500.73 a Side 9

A P

Solution

A=9

4a2cot(180°

9)=9

4·92·cot(180°

9)≈500.72776

Step-by-step explanation:

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