Answer:
The value of y is 3.51
Step-by-step explanation:
The given equation is Cos 64 = y/8
We have to calculate the value of y
Since Cos 64° = 0.43837
By putting value of Cos 64 in the equation
0.43837 = [tex]\frac{y}{8}[/tex]
y = 0.43837 × 8
= 3.5069 ≈ 3.51
Therefore, the value of y = 3.51
