Spanish vocabulary · Beginner
How to Say Triangle in Spanish: Triángulo
Triángulo · noun (masculine) · tree-AHN-goo-loh
Triangle in Spanish is triángulo, a masculine noun and near-perfect cognate of the English word. It is used in geometry, music, and everyday descriptions. The word is standard across all Spanish-speaking countries.
Triángulo is pronounced tree-AHN-goo-loh, with the stress on the second syllable. The accent mark on the a is mandatory.
El profesor dibujó un triángulo en la pizarra.
The teacher drew a triangle on the board.
How Native Speakers Use Triángulo
Real example sentences across three contexts you'll actually run into.
Geometry class
Calcula el área de un triángulo con base de cinco centímetros.
Calculate the area of a triangle with a five-centimeter base.
A math exercise assigned in a geometry class.
Musical instrument
La niña tocó el triángulo en la orquesta escolar.
The girl played the triangle in the school orchestra.
Describing a child's role in a music performance.
Traffic safety
Pon el triángulo de emergencia detrás del carro.
Place the emergency triangle behind the car.
Following roadside safety procedures after a breakdown.
Avoid These Mistakes When Using Triángulo
Forgetting the accent mark
Incorrect: Dibuja un triangulo.
Correct: Dibuja un triángulo.
The accent on the a is required because triángulo is an esdrújula word (stressed on the third-to-last syllable), and all esdrújula words carry a written accent.
Wrong gender article
Incorrect: La triángulo tiene tres lados.
Correct: El triángulo tiene tres lados.
Triángulo is masculine and takes the article el, not la.
Lock in Triangle Vocabulary with the Parrot Method
Why word lists alone don't stick
Memorizing a translation feels productive, but most learners forget 70% of what they studied within 48 hours. Vocabulary needs spaced repetition AND real-world exposure to transfer to long-term memory.
See Triángulo used by native speakers
Parrot's short-form videos feature native speakers using triángulo in real situations. Context-based exposure beats flashcards, you hear El profesor dibujó un triángulo en la pizarra. while watching someone live the moment, connecting meaning, sound, and rhythm at once.
Save, review, repeat, stay consistent
Tap any word to save it. Parrot's spaced-repetition system surfaces it right before you'd forget, no manual flashcard creation. The watch, parrot back, save, review cycle turns recognition into fluency at 2.7x the speed of traditional study.
Common Questions About Triangle in Spanish
- How do you say triangle in Spanish?
- Triangle is triángulo (tree-AHN-goo-loh) in Spanish, a near-perfect cognate that is easy for English speakers to recognize.
- Is triángulo only used in geometry?
- Triángulo appears in geometry, music (the percussion instrument), traffic safety (emergency triangles), and any context involving a three-sided shape.
- What are the types of triangles in Spanish?
- The three main types are triángulo equilátero (equilateral), triángulo isósceles (isosceles), and triángulo escaleno (scalene), mirroring their English counterparts.