The equation $(x - 7)^2 + (y + 13)^2 = 12$ represents a circle. What is its radius?

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

Write the expression 7x^3-28xy^2 as the product of 3 factors

Which of the following is the graph of y= square root -x-3