Im a dude and the question is what is the length of the line segment between a(-5,8) and b(7,8)

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)

Sketch one cycle if the cosine function y=2cos2theta

How many solutions does the nonlinear system of equations graphed below have?