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Mathematics 12 Online
OpenStudy (anonymous):

Determine the sum of the measures of the interior angles of the specified polygon. A dodecagon A. 1440° B. 1620° C. 2160° D. 1800°

OpenStudy (barrycarter):

Hint: triangle: 180, 4-sided figure: 360, 5 sides: 540, 6 sides: 720,...

OpenStudy (lgbasallote):

use the formula \[180(n-2) = \text{total interior angle}\] where n is the number of sides for dodecagon..the number of sides is 12

OpenStudy (anonymous):

ty!

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