4. A rectangulat solid box measures 2.75 feet by 4.05 feet by 480 inches. In cubic yards, what is the volume of the box? Express your answer as a decimal to the nearest tenth.
5. In the diagram, trangle ABC is inscribed in the circle and AC=AB. The measure of angle BAC is 42 degrees and segment ED is tangent to the circle at point C. What is the measure of angle ACD?