Can you plz help with this?

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Can someone me with this problem i don't understand i need

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need