# 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, and 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 be the height or the 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.

### Thus, the bottom line of a triangle is the base of the triangle.

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