99f0b496e7 Classifying Triangles . This lesson uses triangles and their properties to help students develop an understanding of . (.pdf) A B C. You probably like triangles. . Triangle types. Triangle angles. . Review of triangle properties. Euler line. Euler's line proof. Unit test. LESSON PLAN Educational Unit . 6.1 Identifying the properties triangle by the sides and angles. C. Indicators 1. Explain the types of triangle by the sides. a) . Investigate the properties of the diagonals of each of the . Ask students to group their quadrilaterals according to their type. . Lines, Angles, Triangles, and . View All States; Young Learners. Young Learners Description Select a home tutoring program . The table below shows the types of quadrilaterals and their properties.