Pythagoras & Trigonometry Year 11 Mini-Assessment 8 HIGHER Shape & Space Pythagoras & Trigonometry

any answer which rounds 𝑆𝑖𝑛𝐶= 𝑂𝑝𝑝 𝐻𝑦𝑝  𝑆𝑖𝑛𝐶= 2.2 3.8  any answer which rounds to 35.3/35.4 𝐶= 𝑠𝑖𝑛 −1 2.2 3.8 = 35.4°

any answer which rounds  23.04 O A O H O O S H T A  𝑆𝑖𝑛𝑥= 23.04 26 𝐴= 𝑂𝑝𝑝 𝑇𝑎𝑛38  𝑥= 𝑠𝑖𝑛 −1 23.04 26  𝐴= 18 𝑇𝑎𝑛38 = 62.4° any answer which rounds 62.2 to 62.4  A = 23.04

   72.9-73.1  A b C c 51° a B c = 9.88cm 𝑎 𝑠𝑖𝑛𝐴 = 𝑐 𝑠𝑖𝑛𝐶 𝐴𝑟𝑒𝑎= 1 2 𝑎𝑐𝑆𝑖𝑛𝐵 19 𝑠𝑖𝑛98 = 𝑐 𝑠𝑖𝑛31  𝐴𝑟𝑒𝑎= 1 2 19×9.88×𝑠𝑖𝑛51  19𝑠𝑖𝑛31 𝑠𝑖𝑛98 =𝑐 72.9-73.1 𝐴𝑟𝑒𝑎=72.9 𝑐𝑚 2  c = 9.88cm