Lisa reads 5 1/4 chapters in 4 1/2 hours. what is the unit rate in chapters per hour?

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Anthony is making a collage for his art class my picking shapes randomly. he has five squares, two triangles, two ovals, and four circles. find p( circle is chosen first)

How many terms does the polynomial x^2 y^2 have