Rachel earned $34 in 4 hours at her job today. she wants to know how mucho she could earn (e) tomorrow if she works 10hours at the same hourly rate.

If a and b are the measures of two first quadrant angles and sin a = 4/9 and sin b = 2/5 find sin(a+b).

With: label the vertices and all the elements needed. find x

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?