Question

Need maths help asap I will mark brainpower

Answer 1

x = 65.38°

using cosine rule:

• cos(x) =
  `(adjacent)/(hypotenuse)`

• cos(x) =
  `(5)/(12)`

• x =
  `cos^(-1)((5)/(12) )`

• x = 65.3756°

• x = 65.38°