Answer:1cm?
Step-by-step explanation:
Answer:
8.86 square cm
Area of shaded region = Area of rectangle - Area of circle
[tex] = 3 \times 4 - \pi {r}^{2} \\ = 12 - 3.14 \times {1}^{2} \\ = 12 - 3.14 \\ = 8.86 \: {cm}^{2} [/tex]
