felipe quiere cercar con alambre un terreno rectangular que mide 180m de largo y 85m de ancho¿ cuantos metros de alambre necesita​

What is the approximate circumference of the circle shown below?

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.

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee