Slides
Math
Upper Secondary

Slides: Section of a Pyramid, Step by Step (Vietnamese)

In Vietnamese. A grade 11 lesson deck: the section of a pyramid by a plane, built in four clicks — points, traces, intersections, then the shaded pentagon.

What is already in this template

  • 6 pre-titled sections
  • 5 lists
  • 43 formulas already typeset
  • 5 vector figures
  • A multi-column layout

Using and adapting it

One idea per slide — if you have to shrink the text to fit, that is two slides. Formulas here are set with real maths typography rather than images, so they stay sharp on a projector; do not swap them for screenshots. Because the deck and the handout are the same document, write enough in the notes that the printed version still makes sense to a student reading it without you.

Common questions

Can I export to PowerPoint?
The deck exports to PDF or Beamer, and presents straight from the browser with private speaker notes. Formulas on a slide are real formulas, not pasted pictures.
Is there a handout to go with it?
Yes — the deck and the handout come from one document, so editing the content once updates both.
Do I need to know LaTeX to use this template?
No. You edit it like an ordinary document — type, drag blocks, insert formulas from a visual keyboard. LaTeX only runs underneath to set the page, and you can still export the source if you want it.

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