# Lesson overview:Calculate the area of non-rectilinear shapes

## 2-D shape, perimeter and area:

- Calculate and measure perimeter
- Calculate the area of rectangles
- Calculate the area of rectilinear shapes
- Compare the area and perimeter of rectangles
- Calculate the area of non-rectilinear shapes
- Comparing & classifying 2-d shapes
- Comparing & classifying quadrilaterals
- Comparing & classifying right angled triangles and equilateral triangles
- Comparing & classifying isosceles and scalene triangles
- Identifying lines of symmetry in 2D shapes