Answer:
A
Step-by-step explanation:
sin57° =
=
= 
∠ P = 180° - (90 + 57)° ← sum of angles in triangle
∠ P = 180° - 147° = 33° , then
cos33° =
=
= 
Thus the 2 ratios used to solve for x are A
Answer:
y= 4/5x
Step-by-step explanation:
A proportional relationship has an equation of the form y = mx. It passes through the origin.
y= 4/5x is the only equation which is in this form.
Answer:
To work out the percentage, all you have to do is divide the first subject by the second and multiply that by 100%.
In other words, 
= 
=
.
Step-by-step explanation:
Hope this helped!
Answer:
No, 2/3 sqrt(5) k^(11/2)
Step-by-step explanation:
It graphs in the y=2x-3 so I say it’s d bc it is in the answer up above