cornc1308 cornc1308 15-05-2024 Mathematics Answered 2.1 In the diagram below, AABC is a right-angled triangle with BAC = 90º. B 2.1.1 Use the sketch to determine the ratio of cosec (90° - B) = 170 (1) 2.1.2 AB Write down the trigonometric ratios that are equal AC (2)