Cos(x°) = (√3)/2
cos⁻¹[(√3)/2] = x°, that means x° = 30°
80 * 70 percent = cookies sold
80 * .7 = cookies sold
56 = cookies sold
Answer:
Yes, the ratios do form a proportion.
There are no coordinates for an equation like this, you have to just graph the problem. Just try graphing something similar to this (or just include this image). Hope this helps!
27-(7x3)=6
27-21=6 Its 6 your welcome