Triangles: Audiobook
Part of Shapes
According to The Books Insider's catalog data, the Triangles audiobook runs 0.3 hours unabridged, narrated by Robert Rance (about 0.2 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 0.3 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 1 day |
| 1 hour / day | 1 day |
| 2 hours / day | 1 day |
| 1 hour / day at 1.5× | 1 day |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 0.3 hours, it is shorter than 75% of the 14,091 Non-fiction (Kids) audiobooks in our catalog.
More narrated by Robert Rance
Robert Rance narrates 63 unabridged audiobooks in our catalog, 19 hours in all.
About as long, on the Non-fiction (Kids) shelf
373 Non-fiction (Kids) audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
Triangles is an audiobook by Pamela Hall, Julia Vogel and Marybeth Lorbiecki: a 0.3-hour unabridged recording, read by Robert Rance, released January 1, 2009, on the Ages 5 & Under and Non-fiction (Kids) shelves.
The listen at a glance
- Length
- 0.3 hrs
- Narrated by
- Robert Rance
- Released
- January 1, 2009
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Ages 5 & Under, Non-fiction (Kids)
- Series
- Shapes
- ISBN
- 9781616418137
How to listen to Triangles free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is the Triangles audiobook?
Triangles runs 0.3 hours unabridged. At 1.5× speed that drops to roughly 0.2 hours.
Is the Triangles audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Triangles?
Triangles is narrated by Robert Rance.