8 is b and 9 is b i think.
Answer:
30
Step-by-step explanation:
the 60 degrees can be transferred to the side right next to the 4x. that means 4x+60=180, 4x=120, x=30
Dude, it's easy!
t = d/s
t = 375/500
Now do the math! Get up your lazy butt to get ur phone or a calculator! Wasting your time typing this question when you can do it yourself, the nerve of some people!
BTW why is there a chinese character in your problem? This ain't Mandarin!
You're Welcome :)
Answer:
This is example of cluster sampling.
Step-by-step explanation:
The commissioner randomly selects 2 teams from all 30 MLB teams and has everyone on that team drug tested.
This is an example of Cluster sampling.
Cluster sampling is a sampling method, where population is divided into clusters and then each sample from a selected cluster is sampled.
Yes this is also a random sample.