Name the intersection of plane R and plane ZWX

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)