If the sin 90° = 1, then which statement is true? cos 0° = 1, because the angles are complements cos 90° = 1, because the angles are supplements cos 0° = 0, because the angles are complements cos 90° = 0, because the angles are supplements

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

The measure of an angle is 117°. what is the measure of a supplementary angle?

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%