Types of Triangles


Last updated on by Arikaran Kumar

Types of Triangles

Types of Triangles

In the previous blog post, we went over the basic properties of a triangle. In this post, we will examine the different types of triangles we may see.

Equilateral Triangle 

(Go To Table Of Contents)

An equilateral triangle is a triangle that has 3 equal sides and 3 equal angles.

  • Each interior angle always measures  $60^{\circ}$.

(Shown in Figure #1)

Equilateral Triangle

Figure #1

Isosceles Triangle 

(Go To Table Of Contents)

An isosceles triangle is a triangle that only has 2 equal sides and 2 equal angles.

(Shown in Figure #2)

Isosceles Triangle

Figure #2

Scalene Triangle 

(Go To Table Of Contents)

A scalene triangle is a triangle that has no equal sides and no equal angles.

(Shown in Figure #3)

Scalene Triangle

Figure #3

Book a Free Consultation Now!

To Learn more about Trigonometry tutoring at FPLA schedule an appointment with us!

Right Triangle

(Go To Table Of Contents)

A right triangle is a triangle that has an angle with a measure of  $90^{\circ}$.

  • The  $90^{\circ}$ is also known as the “right angle”.
  • A  $90^{\circ}$ angle is usually notated by the  symbol. 
  • The longest side is always opposite of the  $90^{\circ}$. angle and is called the hypotenuse.

(Shown in Figure #4)

Right Triangle

Figure #4

Author: Mr. Vernon Sullivan, is a tutor at FPLA Miami FL a premier 1-on-1 tutoring center. At FPLA, he teaches Algebra, Geometry, Pre-Cal, ACT, SAT, SSAT, HSPT, PERT, ASVAB and other test prep programs.

Mrs. Emimmal Sekar Proofread this article. Mr. Arikaran Kumar manages the website and the social media outreach.

Triangles for SAT Prep
Triangles for SAT PrepLast updated on November 30th, 2022by ​Arikaran KumarWhat is a triangle? (Go To Table Of Contents) A triangle[...]
Pythagoras Theorem (Pythagorean) – Formula, Proof, Examples
Pythagorean TheoremLast updated on December 21th, 2022 by ​Arikaran KumarImage courtesy: wikimedia.orgIn the previous blog, we learned about triangles and their[...]