By the end of this lesson, you should be able toandnbsp;

• Define polygons
• Identify and name polygons according to the number of their sides
• Differentiate between regular and irregular polygons
• Deduce the number of triangle contained in a polygon by drawings
• Diagnosis from one vertex to another and using formular(n-2)andnbsp;
• State why the sum of angles in a quadrilateral angle is 360

This video will help a students in year 9, basic education and junior education level prepare for exams such as BECE, junior Waec e.t.c to come out with flying colors. You can study and practice more questions using the ExamGuide app The app scores you and explains all the questions at the end of the practice. You can practice a particular topic of interest with different modes like study, mock, and practice modes. It also has other features that make learning fun. It is a must-have for any serious student. Download from www.examguide.com if you don’t have it yet.andnbsp;