Pls help !
Use a special right triangle to find the exact cosine of a 30° angle.​

Which graph represents 2x-5y< 15

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

What rotation was applied to triangle def to create d’e’f’?