Teaching and Learning of Mathematics and its Technologies through Video Lessons and Interactions on Social Networks

In this work we present teaching and learning alternatives, through a set of video lessons on Mathematics its Technologies in the tests National High School Exam (ENEM). The objective was to mobilize, from lessons, skills competences mathematical concepts curriculum, pointed out by students diagnosis as difficult understand. videos were produced Degree Mathematics, scholarship holders Tutorial Education Program (PET): Knowledge Connections posted YouTube channel, with suggestion individual interaction participants WhatsApp other social networks. After period one year posting videos, it possible observe considerable number shares requests for clarification concepts, especially related solving problems involving algebra geometry, enabling favorable process.