Properties of TriangleVersión en línea We are going to learn about the simplest form of a polygon, a triangle. All polygons can be divided into triangles, or in other words, they are formed by combining two or more triangles. Thus, understanding the basic properties of a triangle and its types is essential. por Mileidy Betancourt 1 What is a triangle? a We can say that a triangle is a polygon b Has three sides, three angles, three vertices c The sum of all three angles of any triangle equals 180° d All answers are correct 2 A triangle that has all three sides of the same length is an a Equilateral triangle b Isosceles triangle c Scalene triangle d All answers are correct 3 One of the angles of a right triangle must measure exactly? a 90° b 360° c 45° d 180° 4 The sum of all exterior angles of any triangle is equal to a 180° b 360° c 90° d 45° 5 Are the triangles in the image classified according to the name of their internal angles? 6 Are the triangles in the image classified according to the name of their internal angles? a True b False 7 The triangles in the image are classified according to the length of their sides? 8 The triangles in the image are classified according to the length of their sides ? a True b False