Cos Z = 32/40 => Z= cos-¹(32/40) =>
sin Z = sin (cos-¹(32/40)) = 3/5
Answer:
=> Apply law of cosine

=> input value

=> simplify

=> calulcation

=> apply rule: Distance must be greater than 0
which is about 14.51828
Answer:
2.4 or 2 2/5
Step-by-step explanation: