I WONDER - What Is A Triangle?

A triangle is a shape with three sides and three angles. The meeting point of two sides is called a vertex. Any side can be the base, but usually, the bottom or longest side is considered the base.

What is a triangle?

• A shape with no sides

• A shape formed by three straight lines meeting

• A shape with four sides

• A shape with two sides

How many corners does a triangle have?

• Two

• Four

• Three

• Five

What is the point called where two sides of a triangle meet?

• Apex

• Base

• Vertex

• Edge

Which side of a triangle is typically referred to as the base?

• The shortest side

• The side opposite the vertex

• The bottom or longer side

• The side with the smallest angle

Can any side of a triangle be considered its base?

• Yes, but typically the bottom or longer side is called the base

• No, only the shortest side can be the base

• Yes, but only if it is horizontal

• No, the base is always the side opposite the largest angle