11. The sides of a quadrilateral are 10 m, 8 m, 16 m, and 20 m respectively. Two opposite interior angles have a sum of 225°. Find the area of the quadrilateral in sq. m.

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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11. The sides of a
quadrilateral are 10 m, 8
m, 16 m, and 20 m respectively. Two
opposite interior angles have a sum of
225°. Find the area of the quadrilateral
in sq. m.
Enter your math answer
Transcribed Image Text:11. The sides of a quadrilateral are 10 m, 8 m, 16 m, and 20 m respectively. Two opposite interior angles have a sum of 225°. Find the area of the quadrilateral in sq. m. Enter your math answer
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