Washington Content Standards 
Mathematics 
By Grade Level 
Grade 5 (GLEs) 
EALR 1 The student understands and applies the concepts and procedures of mathematics. 
Component 1.2 Understand and apply concepts and procedures from measurement. 
Procedures, Precision, and Estimation 
MA51.2.5 Understand and apply formulas to measure area of rectangles and right triangles. 

MA.5.1.2.5.a. Explain how to find the perimeter or area of any rectangle using a rule.

Component 1.3 Understand and apply concepts and procedures from geometric sense. 
Locations and Transformations 
MA51.3.4 Apply understanding of translations (slides) or reflections (flips) to congruent figures. 

MA51.3.4.a. Identify a specific transformation as a translation (slide) or reflection (flip).

Grade 6 (GLEs) 
EALR 1 The student understands and applies the concepts and procedures of mathematics. 
Component 1.3 Understand and apply concepts and procedures from geometric sense. 
Locations and Transformations 
MA61.3.4 Apply understanding of rotations (turns) to 2dimensional figures. 

MA61.3.4.d. Describe a rotation so that another person could draw it.

Grade 7 (GLEs) 
EALR 1 The student understands and applies the concepts and procedures of mathematics. 
Component 1.3 Understand and apply concepts and procedures from geometric sense 
Locations and Transformations 
MA71.3.4 Understand and apply combinations of translations (slides) and reflections (flips) to twodimensional figures. 

MA71.3.4.a. Identify and explain whether a shape has been translated (slid) or reflected (flipped) with or without a grid.
