Which real-world transformations can be represented by dilations? check all that apply.

a. turning a camera to take a photograph
b. cropping a photograph to a square by cutting only one side
c. reducing a photograph to half its dimensions
d. enlarging a photograph to double the dimensions
e. moving a photograph to a different page

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

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?