Grade 3 Multi-Match Game Cards for Perimeter of Polygons: This set of 36 Multi-Match cards will help students practice finding perimeter of triangles, quadrilaterals, and pentagons (CCSS 3.MD.8). The "M"standard for the Measurement domain. With this set, students get many opportunies to discuss mental math strategies for finding the perimeter. ~by Angie Seltzer
Baku!!! is a fun whole class game that can be used to practice or review almost any skill. In this version, students will practice finding area and perimeter of triangles and quadrilaterals.This is a whole class game that can be played individually or in teams but either way it has an element of chance as students can pull a double points card or a Baku!!!
Fostering Geometric Thinking - perimeter problem. Two vertices of a triangle are located at (4, 0) and (8, 0) on a coordinate grid. The perimeter of the triangle is 12 units. What are all possible positions for the third vertex?