Find f(-3) if f(x) = x^2.

- -9

- -6

- 6

- 9

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

What percent of 18 is 24? and plz explain thx.

Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle