Please I need legit help FAST

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Agrid shows the positions of a subway stop and your house. the subway stop is located at (-5,2) and your house is located at (-9,9). what is the distance, to the nearest unit, between your house and the subway stop?

Can someone me immediately, this is due by midnight! if you can't see the question, i'll text it to you. show the steps you took to get your answer.