18. Determine the area of the shaded quadrilateral that is inscribed in the square. Assume all measurements are in feet. Show your work clearly. DE = 2 EC = 8 E C HD = 4 H AH = 6 GA = 5 G BG=5 CF = 3 FB = 7 B

18. Determine the area of the shaded quadrilateral that is inscribed in the square. Assume all measurements are in feet. Show your work clearly. DE = 2 EC = 8 E C HD = 4 H AH = 6 GA = 5 G BG=5 CF = 3 FB = 7 B

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

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

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

Chapter8: Areas Of Polygons And Circles

Section8.3: Regular Polygons And Area

Problem 4E: Find the area of an equiangular triangle with a a perimeter of 24.6 cm. b radius of length 4 in.

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Question

18. Determine the area of the shaded quadrilateral that is inscribed in the square. Assume all
measurements are in feet. Show your work clearly.
DE = 2
EC = 8
D
E
C
HD = 4
H
AH = 6
GA = 5
G
BG = 5
CF = 3
F
FB = 7
B

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Find the area of an equiangular triangle with a a perimeter of 24.6 cm. b radius of length 4 in.