Skip to main content
Master

Triangles: Classification

Master triangles: classification with interactive lessons and practice problems! Designed for students like you!

Understanding Triangles: Classification

Choose your learning level

Watch & Learn

Video explanation of this concept

concept. Use space or enter to play video.
Beginner

Start here! Easy to understand

Now showing Beginner level explanation.

Beginner Explanation

A triangle is a shape with three sides. If all sides are equal, it's an equilateral triangle. If two sides are equal, it's an isosceles triangle, and if no sides are equal, it's a scalene triangle.

Practice Problems

Test your understanding with practice problems

1

Quick Quiz

Single Choice Quiz
Beginner

Which type of triangle has all sides congruent?

Please select an answer for all 1 questions before checking your answers. 1 question remaining.
2

Real-World Problem

Question Exercise
Intermediate

Teenager Scenario

You need to build a triangular garden. What type of triangle maximizes space with equal sides?
Click to reveal the detailed solution for this question exercise.
3

Thinking Challenge

Thinking Exercise
Intermediate

Think About This

If a triangle has angles measuring $30^\circ$, $60^\circ$, and $90^\circ$, what type is it?

Click to reveal the detailed explanation for this thinking exercise.
4

Challenge Quiz

Single Choice Quiz
Advanced

If $\triangle ABC$ has sides $AB = 7$, $BC = 5$, and $CA = 10$, what type is it?

Please select an answer for all 1 questions before checking your answers. 1 question remaining.

Recap

Watch & Learn

Review key concepts and takeaways