# What is the base of a triangle?

A triangle is defined as a two-dimensional shape that has three sides and three angles.

## Answer: The bottom line of a triangle is the base of the triangle, it can be one of the three sides of the triangle.

In a triangle, one side is a base side and the remaining two sides can height or hypotenuse side.

**Explanation:**

Let's draw a diagram of a triangle

RQ is the base of the triangle

PQ and PR are the remaining two sides.