Answer:
Step-by-step explanation:
Area = area of triangle + area of rectangle 1 + area of rectangle 2 + area of rectangle 3
= (1/2)*10*20 + 9 * 14 + 21* 3 + 5*7
= 100 + 126 + 63 + 35
= 324 sq.in
Area is 1000π
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