# Middle and secondary

### Mensuration

##### Chapter 1: Perimeter & Area
 LO 1: Finding Perimeter and Area of Rectangle LO 2: Finding Perimeter and Area of Square LO 3: Finding Perimeter of Triangle LO 4: Effectively Using Various Units of Measurement of Area LO 5: Finding Perimeter and Area of Squares and Rectangles LO 6: Finding Area between Rectangles LO 7: Finding Area of a Triangle LO 8: Finding Area of a Parallelogram & Rhombus LO 9: Finding Circumference and Area of a Circle

##### Chapter 2: Areas of Parallelograms and Triangles
 LO 1: Exploring parallelograms on same base and between same parallels LO 2: Comparing area of parallelogram, trapezium and rhombus LO 3: Exploring properties of triangle and parallelogram and two triangles on the same base and between same parallels LO 4: Understanding and applying how median of a triangle divides it into two triangles of equal area

##### Chapter 3: Areas Related to Circles
 LO 1: Finding perimeter and area of circle LO 2: Finding area enclosed by two concentric circles LO 3: Characterising two circles touching each other LO 4: Discussing idea of a rotating wheel LO 5: Defining sector and segment of a circle LO 6: Working with areas of combinations of plane figures

##### Chapter 4: Herons Formula
 LO 1: Deriving area of triangles LO 2: Deriving area of an equilateral triangle LO 3: Finding area of triangle by Heron’s formula LO 4: Applying Heron’s formula

##### Chapter 5: Understanding Elementary Shapes
 LO 1: Describing and Drawing Cuboid LO 2: Describing and Drawing Cylinder LO 3: Describing and Drawing Sphere LO 4: Describing and Drawing Pyramid and Prism LO 5: Describing and Drawing Right Circular Cone

##### Chapter 6: Mensuration
 LO 1: Visualising and Calculating Area of a Trapezium LO 2: Visualising and Calculating Area of a Polygon LO 3: Visualising and Calculating Volume of a Cuboid LO 4: Visualising and Calculating Volume of a Cube LO 5: Visualising and Calculating Volume of a Hollow Cylinder LO 6: Visualising and Calculating Standard Units of Volume LO 7: Visualising and Calculating Surface Area of a Cuboid LO 8: Visualising and Calculating Surface Area of a Cube LO 9: Visualising and Calculating Surface Area of Walls of Rooms LO 10: Visualising and Calculating Surface Area of a Cylinder

##### Chapter 7: Surface Areas and Volumes
 LO 1: Visualising and calculating surface area of right circular cylinders and hollow cylinders LO 2: Visualising and calculating volume of cylinders and hollow cylinders LO 3: Visualising and calculating surface area of right circular cones LO 4: Visualising and calculating volume of right circular cones LO 5: Visualising and calculating surface area of spheres, hemispheres and spherical shells LO 6: Visualising and calculating volume of spheres, hemispheres and spherical shells LO 7: Visualising and calculating surface area of cuboids and a cubes LO 8: Visualising and calculating volume of cuboid and cubes

##### Chapter 8: Surface Areas and Volumes
 LO 1: Visualising and calculating surface area, volume of cuboid and cube LO 2: Visualising and calculating curved surface area, volume of right circular cylinder LO 3: Visualising and calculating curved surface area, volume of right circular cone LO 4: Visualising and calculating surface area, volume of sphere LO 5: Visualising conversion of solids LO 6: Visualising and finding surface areas, volumes of combinations of solids LO 7: Evaluating frustum of a right circular cone