Pls me this question is rlly getting me stuck

In the 30-60-90 triangle below side s has a length of and side r has a length

If g(x) is an odd function, which function must be an even function?

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. determine an equation to model his situation?