9 The glass container shown is filled to a height of 2.25 inches. a. How much sand is currently in the container?
b. How much more sand could the container hold before
it overflows?
C. What percent of the container is filled with sand

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.