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Two triangles are congruent to each other, if any two sides and the included angle of one triangle are equal to the corresponding sides and included angle of the other triangle. Two geometrical figures are congruent to each other, if they are of the same shape and size. Ppt, class 9, mathematics class 9 notes edurev is made by best teachers of class 9. Oct 23, 2017 get chapter notes for cbse class 9 science, chapter 8. Triangles class 9 chapter 7 ncert solutions, theorems. Secondary school mathematics for class 9 by r s aggarwal this is also as good as r. Equilateral triangle what kind of triangle has all sides a different length. The template is perfectly displayed on the projector and other devices without any visible defects. Here we have given ncert class 9 maths notes chapter 5 triangles. During the preparation of this topic, we must have cleared our basic concept of algebra and geometry.
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