Please correct answer and explanation

On each page, choose one triangle and find all possible sides and angles, or show that the triangle cannot exist. Give exact answers where possible, or round to the nearest tenth. Show all work! Now work, no credit! (Note: You may solve both triangles, and you will get the best grade of the two on each page.) 1. 2. A 12 A C b 270 a a A a = A = a = B = b B = b = C = C = C =