Angle R is a circumscrlbed angle on circle T. P T R *not dra wn to scale Which statement best describes the relationship between 2R and T? A. 1mzR = mZT O B. mzR = {mzLT C. mzR + mzT 90 D. mzR + mzT = 180"

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?

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?