I need these answers please, I have a D this'll bring up my grade alot.

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made

How can you construct perpendicular lines and prove theorems about perpendicular lines