This resource is meant for sellers only. This TpT-created sample activity is meant for sellers to explore the opportunities standalone resources offer in Easel. As a standards-aligned activity, this resource demonstrates the rigor possible in Easel while creating engaging, interactive content.This activity is designed to align to the High School Geometry Common Core Standards HSG.CO.A.1 Know precise definitions of angle, circle, perpendicular line, parallel line, and line segment, based on the u