Answer:
2SinA=1
Step-by-step explanation:
Distrubite the 2 in the persenthesis
simplify
factor and you get this
Two lines that intersect and form right angles are called perpendicular lines
D would be the most logical answer that I see. A does not help with what he is trying to accomplish. B Is not the best option because you don't wanna go to other places and see what different flavors they have cause you wanna be different you wanna create competition. C, your asking a couple of people that come into the shop and that number would vary. I just think D is the most logical answer because at least your asking a handful of people. <span />
Look up "Everything You Need To Know About Math In One Big Fat Notebook pdf." It's the best thing I've ever been given, I have it with me in math class all the time and I've aced every test. I have it with me right now and it has everything I've ever been taught about math in it so it might help you.