Determine two coterminal angles (one positive and one negative) for each angle. Give your answers in radians. (Enter your answers as comma-separated lists.) (a) 2 0=- 7 rad 10 (b) 8 = 7 rad Submit Answer 5. DETAILS 0/1 Submissions Used Evaluate the sine, cosine, and tangent of the angle without using a calculator. (If an answer is undefined, enter UNDEFINED.) 197 6 sin 0 = cos 0 => tan 0 = Submit Answer 6. DETAILS 0/1 Submissions Used The sun is 28 above the horizon. Find the length of a shadow cast by a park statue that is 20 feet tall. (Round your answer to one decimal place.) ft