This set of charts clearly displays the formulae for the area and perimeter of the following shapes:
Establish the formula for the area of a rectangle and use it to solve practical problems
Solve practical problems involving the perimeter and area of regular and irregular shapes using appropriate metric units
Recognise ways of measuring and approximating the perimeter and area of shapes and enclosed spaces, using appropriate formal and informal units
Calculate perimeter and area of rectangles using familiar metric units
Solve problems involving the comparison of lengths and areas using appropriate units
Establish the formulas for areas of rectangles, triangles and parallelograms, and use these in problem-solving
Calculate the perimeter and area of rectangles and the volume and capacity of prisms using familiar metric units
Compare the areas of regular and irregular shapes by informal means
Solve problems involving the comparison of lengths and areas using appropriate units
Selects and applies appropriate problem- solving strategies, including the use of digital technologies, in undertaking investigations
Selects and uses the appropriate unit to calculate areas, including areas of squares, rectangles and triangles
Selects and uses the appropriate unit and device to measure lengths and distances, calculates perimeters, and converts between units of length
Uses appropriate terminology to describe, and symbols to represent, mathematical ideas
Selects and uses appropriate mental or written strategies, or technology, to solve problems
Checks the accuracy of a statement and explains the reasoning used
Measures, records, compares and estimates areas using square centimetres and square metres
Gives a valid reason for supporting one possible solution over another
Describes and represents mathematical situations in a variety of ways using mathematical terminology and some conventions
Combines, splits and rearranges shapes to determine the area of parallelograms and triangles
Represents and uses the structure of multiplicative relations to 10 × 10 to solve problems
Completes number sentences involving multiplication and division by finding missing values
Represents and compares halves, quarters, thirds and fifths as lengths on a number line and their related fractions formed by halving (eighths, sixths and tenths)
Uses grid maps and directional language to locate positions and follow routes
Measures and estimates lengths in metres, centimetres and millimetres
Identifies angles and classifies them by comparing to a right angle
Compares two-dimensional shapes and describes their features
Performs transformations by combining and splitting two-dimensional shapes
Estimates, measures and compares areas using square centimetres and square metres
Selects and applies appropriate strategies to solve addition and subtraction problems
Selects and uses the appropriate unit and device to measure lengths and distances including perimeters
Selects and uses the appropriate unit to calculate areas, including areas of rectangles