Describe how a change in the linear dimension of an object affects its perimeter, area and volume. Apply the concept that measurement is approximate in all situations. All levels are built upon previous levels. Use models to explain how ratios, proportions and percents can be used to solve problems and apply reasoning processes, such as spatial reasoning and reasoning with proportions and graphs. Construct, use and explain algorithmic procedures for computing and estimating with whole numbers, fractions, decimals and integers.
Squares are regular polygons.
Appropriate for inclusion for portfolio.