Overview

In this performance assessment, students will be asked to use nets to find the surface area of three-dimensional figures.

This assessment might best be used after instruction on surface area.

Details

Big Ideas & Competencies

Big Ideas Competencies

D. Geometric Reasoning

Students can collect and organize data to interpret, model, and investigate issues connected to their communities, lived experiences, and cultural identities.

Solving Measurement Problems 1

Students can solve real-world and mathematical problems using the nets to find the surface area of three-dimensional figures.

NOTE ABOUT ASSESSMENT RUBRICS

Below are analytic teacher rubrics. The column on the left shows the dimension that is being measured in the student’s performance. The levels across the top row indicate the performance level in the dimensions. Occasionally all dimensions and performance levels are exemplified by multiple students in a single recording.

Teacher Rubric

Dimensions Not Yet Meeting Expectations Meeting Expectations Exceeding Expectations

Concepts and Procedures

  • I can solve part of the problem, but I am confused in some places and have calculation mistakes. 
  • I can solve the problem using strategies that make sense with few calculation mistakes.
  • I can solve the problem efficiently and accurately without any calculation mistakes.

Modeling and Using Tools

  • I can interpret a model and/or create a partial model to represent a real-world math concept or relationship, but it is inaccurate or incomplete.
  • I can create and/or interpret a model to represent a real-world math concept or relationship. 
  • I can accurately create and/or interpret a model to represent a real-world math concept or relationship. 

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