Respuesta :

We know that cos A = 0.34.
We have to find the measure of ∠ A in degrees ( and to round it to the nearest hundredth ):
∠ A = cos^(-1) 0.34 = 70.12313° ≈ 70.12°
Proof:  cos 70.12° ≈ 0.34
Answer:
∠ A = 70.12° 

Answer:

∠ A = 70.12°

Step-by-step explanation: