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1.
A =
A = (3.14)(8)
A = 25.12
Semicircle Area = 1/2A
Semicircle Area = 12.56
2.
Total Area = Area of Rectangle 1 + Area of Rectangle 2
Total Area = (17)(4) + (9)(5)
Total Area = 68 + 45
Total Area = 113cm^2
3.
Quadrilateral and Quadrilateral
4.
Total Area = Square Area - Triangle Area
Total Area = (9)(10) - 1/2(8)b
Total Area = 90 - 4b