How many sides has a polygon if each interior angle is 165 degrees.

A 32

B 24

C. 42

D. 28

B 24

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How many diagonals are there in a dodecagon?

A. 27

B. 20

C. 54

D. 30

C. 54

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Find the area of a regular pentagon whose apothem is 17.2 cm.

A. 1075

C. 1142

B. 1010

D. 1067

A. 1075

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A regular pentagon has sides of 20 cm. An inner pentagon with sides of 10 cm is inside and concentric to the larger pentagon. Determine the area inside and concentric to the larger pentagon but outside of the

smaller pentagon.

A. 430.70

B. 473.77

C. 573.26

D. 516.14

D. 516.14

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The area of the sector of circle having a central angle of 60 degrees is 24 pl. Find the perimeter of the sector

A 36.56 cm

B. 23.45 cm

C. 43.27 cm

D. 54.37 cm

A 36.56 cm

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