Section outline

  • Kia ora 8C2

    TERM 2    WEEK 3


    Success Criteria: I can/have...

    • Calculate the perimeters of polygons and circles
    • State and use the formulae for areas of polygons and circles


    Activities:

    1. Warm up - https://www.transum.org/software/SW/polygons/polygons.asp
    2. What is perimeter? - Distance around the boundary of a figure
    3. How to calculate the perimeter of regular and irregular polygons
    4. Perimeter of circles - Can you think of a way to find the distance around a circle?
    5. Using a formula to find the perimeter of a circle
    6. What is area? - Amount of surface within a 2 dimensional shape
    7. Unit of area - square cm or m
    8. How to calculate areas of triangles, rectangles and squares ( Group work)
    9. Online practice for Area of rectangles - https://www.transum.org/Software/SW/Starter_of_the_day/students/Oblongs.asp
    10. Practice questions (Differentiated)


    Homework:

    Maths Buddy (Differentiated)


    EXPLORE / TŪHURA

    EXPLORE / TŪHURA learning intentions:

    • We are EXPLORING uses and units of measurement.
    • We are EXPLORING different ways to measure perimeter and area 
    • We are EXPLORING how to use formulae to find perimeters and areas of shapes