# Area of a rectangle

Area of a rectangle can be calculated by

For example, for this triangle:

Applying the formula:

# Area of a triangle

If the triangle is not a right angle you can still find out the half of the triangle, with the same formula above, Area of triangle = 1/2 * (base * height)

For this triangle, applying the formula, it is:

“There we go ;),” Mandy said.