Which of the following expression could be substituted for the height of the triangle in order to derive the formula Area=1/2ab sin(C)?

Which graph shows a function with a range of all real numbers greater than or equal to -1

How do you convert 1.27 to a percentage

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x