Answer:
4. 120.375 ft^2
5. 403 cm^2
Step-by-step explanation:
4. area of shaded region = area of circle - area of triangle
area of shaded region = (pi)r^2 - 1/2(bh)
area of shaded region = 176.625 - 56.25
area of shaded region = 120.375
5. area of shaded region = area of big square - area of small square
area of shaded region = s1^2 - s2^2
area of shaded region = 22^2 - 9^2
area of shaded region = 484 - 81
area of shaded region = 403
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Answer:
4. 120.375 ft^2
5. 403 cm^2
Step-by-step explanation:
4. area of shaded region = area of circle - area of triangle
area of shaded region = (pi)r^2 - 1/2(bh)
area of shaded region = 176.625 - 56.25
area of shaded region = 120.375
5. area of shaded region = area of big square - area of small square
area of shaded region = s1^2 - s2^2
area of shaded region = 22^2 - 9^2
area of shaded region = 484 - 81
area of shaded region = 403