13. A regular pentagon has sides of 20 cm.An inner pentagon with sides of 10 cm isinside and concentric to the largepentagon. Determine the area insideand concentric to the larger pentagonbut outside of the smaller pentagon.A. 516.14 cmB. 149.82 cmC. 543.12 cmD. 147.25 cm

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Answered: 13. A regular pentagon has sides of 20…

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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13. A regular pentagon has sides of 20 cm. An inner pentagon with sides of 10 cm is inside and concentric to the large pentagon. Determine the area inside and concentric to the larger pentagon but outside of the smaller pentagon. A. 516.14 cm B. 149.82 cm C. 543.12 cm D. 147.25 cm