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stepan [7]
3 years ago
12

How to work out this problem

Mathematics
1 answer:
vova2212 [387]3 years ago
8 0
Divide the pentagon into a triangle and rectangle.  

Rectangle:  12in*6in=72in^2
Triangle:  (12in*5in)/2=30in^2
 72in^2+30in^2=102in^2
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