a. Find the value of each variable to the nearest tenth. B. Find the perimeter of the triangle to the nearest tenth. 1.A = 30.0, c = 36.6, perimeter = 87.6 2. a = 17.2, c = 36.6, perimeter = 74.8 3. a = 36.6, c = 17.2, perimeter = 74.8 4. a = 36.6, c = 30.0, perimeter = 87.6