Testing Triangles

Activities One and Two

These activities are matching games for basic addition facts. There is a copymaster of both a blank and completed set of triangle tiles at the back of this booklet. If the students are drawing up their own jigsaw puzzles, they should begin by marking out a composite triangle on isometric dot paper, like this:

Before they cut up the triangle, get students to draw a model solution plan to keep on the back of the triangle pieces’ storage envelope.

Answers to Activities

Activity One
An activity with no set answers. Outcomes will vary depending on the tiles that are given out to the students.
Activity Two
Students will create their own triangle tiles.