Sin 400° = sin (-40)°

Need on this geometry question. explain how you did it.

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96