Mathematics · Mathematics Pedagogy
In middle school, which one of the following strategies is most appropriate for introducing the topic of Area and Perimeter of 2-D shapes?
- 1Write the formula of area and perimeter of different 2D shapes on the blackboard and ask the students to memorise them.
- 2Draw some regular 2-D shapes on a graph paper and ask the students to count the number of units along the boundary and square units for perimeter and area respectively.✓
- 3Display a chart of formulae for area and perimeter of different shapes in the class and ask students to solve questions by using formulae from the chart.
- 4Start the class with a formal definition of area and perimeter of a given figure and then introduce the formula.
Correct answer
Draw some regular 2-D shapes on a graph paper and ask the students to count the number of units along the boundary and square units for perimeter and area respectively.
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