https://peda.net/id/2a5ff2ea590 2018-02-24T20:44:38+02:00 https://peda.net/:static/532/peda.net.logo.bg.svg <div class="license">Tämän sivun lisenssi <a rel="license" href="https://peda.net/info">Peda.net-yleislisenssi</a></div> https://peda.net/id/b2c97ac45a7 2018-05-18T12:27:35+03:00 ​<iframe src="https://tube.geogebra.org/material/iframe/id/300793/width/800/height/503/border/888888/rc/false/ai/false/sdz/true/smb/false/stb/true/stbh/true/ld/false/sri/true/at/preferhtml5" width="800px" height="503px"> </iframe>​ 2018-05-18T12:27:35+03:00