Area of Triangles

What is the definition of area in the context of 2D shapes?

How do you calculate the area of a triangle?

What is the relationship between the area of a triangle and the area of a rectangle?

Explain the significance of the base and height in calculating the area of a triangle.

What does it mean for the height of a triangle to be perpendicular?

If a triangle has a base of 5 cm and a height of 4 cm, what is its area?

How do you find the height of a triangle if you know the area and the base?