In an obtuse triangle, the longest side is opposite to the obtuse angle, and the other two sides are less than the diameter of the circumcircle. Obtuse triangle: An obtuse triangle has one angle greater than 90 degrees.The hypotenuse is the longest side in a right triangle and is always opposite to the right angle. The side opposite to the right angle is called the hypotenuse. Right triangle: A right triangle has one angle equal to 90 degrees.In an acute triangle, all sides are less than the diameter of the circumcircle.
Triangles can also be classified based on the measure of their angles. Classification of Triangles Based on Angles They are also used in trigonometry to solve real-world problems, such as finding the height of a building or the distance between two points on a map.ī. For example, scalene triangles appear in astronomy as they are used to calculate the distances between stars. While scalene triangles may not have the same symmetrical properties as equilateral and isosceles triangles, they are still important in various fields of study. The angles in a scalene triangle are also different in measure. Scalene triangle: A scalene triangle has all three sides of different lengths.In addition, isosceles triangles also appear in nature, such as in the shape of certain leaves or the wings of some birds. Isosceles triangles are commonly used in geometry proofs and constructing shapes, such as creating a kite or a rhombus. The two angles opposite to the equal sides are also equal in measure. Isosceles triangle: An isosceles triangle has two sides of equal length and one side of a different length.The symmetry of equilateral triangles is also found in nature, such as in the arrangement of atoms in certain molecules. Equilateral triangles are often used in architecture and engineering to create stable and symmetrical structures. The angles in an equilateral triangle are also equal, measuring 60 degrees each. Equilateral triangle: An equilateral triangle has all three sides of equal length.The three types of triangles based on their sides are: Triangles can be classified based on the lengths of their sides. Classification of Triangles Based on Sides A triangle can be classified as an equilateral triangle, isosceles triangle, and scalene triangle. This video lesson aims to educate the child to classify triangles by sides. Moreover, triangles have many properties. The sum of the interior angles of a triangle is always 180 degrees and is known as the triangle angle sum property. Triangles can vary in size, shape, and orientation, and can be classified based on their sides and angles. A triangle is formed by connecting three non-collinear points. Triangles are an important geometric shape in mathematics, with many applications in science, engineering, and design. This geometry video lesson is designed for 3-6-year-old children to help them learn the types of triangles and classify them using Montessori geometric stick boxes.