The circle has center 0. Its radius is 8 yd, and the central angle a measures 60°. What is the area of the shaded region? Give the exact answer in terms of it, and be sure to include the correct unit in your answer.

List the sides of δrst in in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"