Check the picture below.
Answer:
no solutions
Step-by-step explanation:
B. 0.69
Law of Cosines: cos A = (b² + c² - a²) / 2bc
cosθ = (7² + 11² - 8²) / 2*7*11 = 106/154 = 0.688 ≈ 0.69
Answer: I would choose option 3 for the 9th question
1). Download "Photomath" XD
