The radius of a circle is 5 cm. What is the radius of another circle whose area is 25 times that of the first one?

Do i get charged for my membership before or after the 6 months

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

All per-unit concepts rely on ratios,meaning,to provide a type of measurement