Unit Plan
Oswego City School District

Regents Exam Prep Center: Geometric Constructions

For Students 9th - 10th Standards
Learn all about the basic geometric constructions in this test prep lesson. You will explore line segments and points, and understand key terms like the terms parallel and perpendicular. Construction activities and interactive online...
Unit Plan
CPALMS

Cpalms: Area of Rectangles: A More Efficient Way?

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] In this lesson, students will connect the concepts of counting each square unit and multiplying the side lengths to compute the area of a rectangle. They will extend this knowledge by computing a side...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Srt Folding a Square Into Thirds

For Teachers 9th - 10th Standards
The goal of this task is to apply knowledge about similar triangles in order to understand an origami construction: trisection of the side of a square. Aligns with G-SRT.B.5.