Tangrams Learning Objectives Calculate areas by counting squares and perimeters by measuring sides Use the correct language for shapes

The Tangram is made from cutting a square into 7 pieces 1 3 4 2 5 7 6 Write down the mathematical name for each of the 7 pieces. Can you place the pieces in order of size, with the largest first.

Draw a tangram on square cm paper starting with a 16 by 16 square

Calculate the area and perimeter of the tangram Calculate the area and perimeter of each of the 7 pieces

Click on the rectangle to see a solution Rearrange the 7 pieces of the tangram to make a rectangle Click on the rectangle to see a solution Write down the area and the perimeter of the rectangle

Rearrange the 7 pieces of the tangram to make the following shapes Trapezium Pentagon Hexagon Parallelogram Right Angled Triangle Write down the area and the perimeter of each shape

Back

Back

Back

Back

Back

What other shapes can you make with all the pieces of the tangram? Person Cat Boat Bird ….

© D Cavill 2005