Align the protractor’s center with the angle’s vertex. Ensure one arm aligns with the 0° mark. Locate the other arm on the scale, read the degree measurement, and record the angle. Class 6 NCERT Ganita Prakash Chapter 2 Lines and Angles class ...
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Angles are classified as acute (<90°), right (90°), obtuse (90°–180°), straight (180°), and reflex (>180° but <360°). Each type reflects a specific range of rotation between the angle’s arms. Class 6 NCERT Ganita Prakash Chapter 2 Lines and Angles class 6 Mathematics ...
An angle is formed by two rays sharing a common endpoint. The rays are called arms, and the common point is called the vertex. For example, ∠ABC has arms BA and BC with vertex B. Class 6 NCERT Ganita Prakash Chapter ...
A line segment is the shortest path between two endpoints, like AB. A line extends infinitely in both directions without endpoints, whereas a line segment is fixed between two points. Class 6 NCERT Ganita Prakash Chapter 2 Lines and Angles class 6 ...
A point indicates a precise location with no length, width, or height. Examples include the tip of a needle, the sharpened end of a pencil, and the pointed end of a compass. Class 6 NCERT Ganita Prakash Chapter 2 Lines and ...