Two of the angles in a triangle measure 56° and 28°. what must be the measure of the third angle?

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Find the value of x. give reasons to justify your solutions! c ∈ ae