The angle of elevation to a nearby tree from a point on the ground is measured to be 38 How tall is the tree if the point on the ground is 77 feet from the tree? Round your answer to the nearest tenth of a foot if necessary.

What is the unit rate to: a 13-ounce package of pistachios costs $5.99.

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?