Deltoid
- https://wordwall.net/hu/resource/459482/matek/deltoid-ter%c3%bclet-1
- https://learningapps.org/view1554153
- https://learningapps.org/view19631936
- https://learningapps.org/view10393222
Trapéz
- https://wordwall.net/hu/resource/29030497/matek/trap%c3%a9z
- https://wordwall.net/hu/resource/12130532/trap%C3%A9z-paralelogramma
- https://wordwall.net/hu/resource/459407/matek/trap%c3%a9z-ter%c3%bclet-1
- https://wordwall.net/hu/resource/15637482/matek/trap%c3%a9z-ter%c3%bclete
Sokszögek kerülete és területe
