Isosceles triangle ABC is shown below with legs that measure 8 inches and a vertex angle of 50 degrees . A) determine the area of triangle ABC. Note that you will need to use right angle trigonometry. Round your answer to the nearest tenth of a square inch. B) determine the area of the circular sector. Again round to the nearest tenth of a square inch. C) Using your answers from a and b, determine the area of the shaded region.