Will give brainliest!! The dot plots below show the number of students present in Mr. King's first and second period classes each day in April.

The mean absolute deviation for each class is 1.4. The difference between the mode number of students present for each class period is how many times the mean absolute deviation?

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.