Find the value of x plz

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

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