Which function has a vertex at the origin? f(x) = (x + 4)^2 f(x) = x(x – 4) f(x) = (x – 4)(x + 4) f(x) = –x^2

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

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?