Which of the following mathematical patterns is evident in the piece below? A. dilation

B. rotation

C. similarity

D. symmetry

Let w=23 . what is the value of w + 45 ?

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?