For what value of 0 does sin20 = cos (0 +30)?

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

I’m how many different ways can she give the four remaining flowers to the rest of the teachers in the afternoon

What is the sum of the measures of the interior angles of an octagon