Each of the 20 people has 19 other people to communicate to. If you add that all up you get 20*19 paths, but then each path is counted twice (back and forth), so we divide this by 2. 20*19/2 = 190.
The general forumula is n(n-1)/2
Oh I got this! I'm a professional photographer! The answer is Leaning to se the background before taking the photograph.
Plz mark brainliest! So glad I could help, and Have an AWESOME day!!!
Answer:
i don't think there is such thing as a quasi vpn
Explanation:
Answer:
1. PowerPoint online
2. Goógle Slides
Explanation:
There is a various free, proprietary, and online software for multimedia presentations available for use. Some of which include:
1. PowerPoint online: this is an online and free version of Microsoft Office PowerPoint software. Some of its features include text formatting, use of animations, cloud storage among others.
2. Goógle Slides: This is a product of Goógle to make the multimedia presentation of documents available online. It also offers many feature including cloud storage.