Answer:
Well first off to start a good presentation to present in front of the whole class is to be confident and prepared. Also be sure to state your name and topic of the presentation. Here is some tips : Be a good speaker and speak in detail of the topic your talking about. Try not to stutter during the presentation. If your doing a google slides, try not adding to much information on the slide and when your presenting don't just read it off of the board. Be active during your presentation, like ask " Any questions", or ask questions to the audience. Hope this helps and good luck!
Step-by-step explanation: