For what values of x and y are the triangles congruent

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units

What is the maximum of the sinusoidal function