Answer:
25%
Step-by-step explanation:
Answer:
Step-by-step explanation:
Amplitude is twice the coefficent of the sine function. In this case, 
Period is
divided by the coefficent of x, in this case, 
Phase shift, is how much you sum or subctract from x inside the sine, in this case
.
Midline you get by hiding the sine and reading what's left, in this case, -4.
2 because there are 4 numbers of edges and 4 vertices
Hope this helped and I’ve shown my work and the answer! :)