A penny is dropped off the Empire State Building, which is 1250 feet tall. If the penny’s pathway can be modeled by the equation h= -16t^2+1250, how long would it take the penny to strike a 6 foot tall person?

This is quadratics so if you can give me an answer it would be very much appreciated

The surface area (sa) of a cube with a as the length of each of its sides is given by the formula . if the surface area is known, how can you rewrite the formula to find its side?

Acompany is making new soccer uniforms for a team. the company uses 2.5 yards of fabric for each shirt. the company uses 82.5 yards of fabric to make shirts and shorts for 15 players. the equation and solution below represents the situation. 15(2.5+x)=82.5; x=3 what does the solution, x=3, represent?

Which expression is equivalent to 3^3 + 2^2?