Answer:
469.1
Explanation:
first find parallelogram area and then 1/2 circle area
parallelogram area=lh
area=12*26
area=312
area of circle=pi*r^2
r=20/2=10
pi*10^2
100pi for full circle
100pi/2=50pi=half circle
50pi=157.1
157.1+312=469.1
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