Business deck sections · Core
Appendix slide
Also called: backup slide
ELI5
An extra slide kept for deeper questions.
Used in conversation
“Put the methodology in an appendix slide and link to it from the chart.”
Definition
A supporting slide placed after the main narrative for questions, detail or evidence.
Here “Appendix slide” means: A supporting slide placed after the main narrative for questions, detail or evidence.
Pitch context
You will see “Appendix slide” in business pitches, proposals, executive summaries and decision decks when the discussion reaches business deck sections.
Why it matters: It helps a reader interpret business deck sections without confusing the measure, decision, role or evidence being discussed.
Sources & evidence · 3
Supporting source families. This entry is an editorial synthesis rather than a quotation from one canonical glossary.
- U.S. Small Business Administration — Write your business planSupporting source family · primary · checked 2026-08-16
- Y Combinator — YC Startup Library — fundraising and pitching resourcesSupporting source family · practitioner · checked 2026-08-16
- U.S. Securities and Exchange Commission — Small Business Capital Formation GlossarySupporting source family · primary · checked 2026-08-16