Area: The amount of space taken up in a plane by a geometric figure.

Resources for this term:
Calculating Volumes of Compound Objects
Calculating Volumes of Compound Objects

This lesson unit is intended to help you assess how well students are able to solve problems involving measurement.

Geometry Problems: Circles and Triangles
Geometry Problems: Circles and Triangles

Students use the properties of circles and triangles to find the relative areas of shapes in a pattern and explore alternative approaches to tackling the problem.

Estimations and Approximations: The Money Munchers
Estimations and Approximations: The Money Munchers

Students make sensible assumptions and estimates in order to model a situation and solve a practical problem.

Evaluating Statements About Enlargements (2D and 3D)
Evaluating Statements About Enlargements (2D and 3D)

Students compute perimeter, area, and volume using formulas and find relationships in perimeter, area, and volume after scaling.

Interpreting Algebraic Expressions
Interpreting Algebraic Expressions

Students make connections between expressions represented as words, tables, diagrams, and algebra, recognizing order of operations, the distributive law, and equivalent expressions.

Evaluating Statements about Length and Area
Evaluating Statements about Length and Area

Students critique conjectures about length and area and construct examples and counter-examples to refute or justify them.

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