Tangram Right triangle, 7. Cm legs, 10cm hypotenuse Parallelogram, 3.5cm slanted side, 5cm Right Triangle, 5cm legs, 7cm hypotenuse, Right triangle, 3.5cm legs, 5cm hypotenuse, Square: 3.5cm Qty: 7 PCS/set 1. It is for educational use. 2. Excellent and High Quality Control 3. Prompt Delivery 4. Customer's Designs and Logos are Welcome 5. Competitive Price 6. Fit for Gifts & Premiums.