Unit 7, Lesson 7# Building Polygons (Part 2)

Open Up Resources 40 min(s)Support for English Language Learners

In this lesson, students experiment with constructing triangles given 2 or 3 side lengths. Also they recognize the usefulness of a compass when drawing a shape with unknown angles but given side lengths. Learning targets: students can show whether or not 3 side lengths will make a triangle.