Determine the area of the shaded region, given that the radius of the circle is 3 units and the inscribed polygon is a regular polygon. Give two forms for the an expression involving radicals or the trigonometric functions; a calculator approximation rounded to three decimal places. (Polygon has 9 nine sides).

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Sis less than or equal to 75 (bottom left)

The academic affairs council is the highest expert body processing academic affairs, as stipulated by the university statutes. specialist aaro häkkinen (educational policy) took part in the council’s meeting. the agenda of the meeting included bachelors’ feedback, the timing of pedagogical studies, the grant system for tuition fees, the standardisation of administrative practices for internships and the situation of foreign-language and multilingual master’s programmes.