5 cm

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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100%
5)
-16.2831
-100
15 cm
Area:
8)
15 cm
5 cm
Transcribed Image Text:5) -16.2831 -100 15 cm Area: 8) 15 cm 5 cm
Expert Solution
Step 1

here ,  we have a closed area , which has a rectangle and two semi circel then we have to find its area from diagram  , length of rectangle = 15cm radius of semi circle r = 5 cm and width of rectangle be = 2r = 10cm 

we know that area of rectangle = length ×width and area of semi circcle = 12πr2

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