1. floor area of a house.(cm, m, km) 2. area of a basketball court.(cm, m, km) 3. area of a front cover of a book.(cm, m, km) 4. surface area of a microchip.(cm, m, km) 5. area of a frame.(cm, m, km) 6. area of your wall.(cm, m, km) 7. surface area of a piece of pad paper.(cm, m, km) 8. area of a garden plot.(cm, m, km) 9. surface area of a handkerchief.(cm, m, km) 10. area of Brgy. Tres de Mayo.( cm, m, km)​