At 2 o’clock, the angle is 60°. At 4 o’clock, it measures 120°. At 6 o’clock, the hands form a straight angle of 180°. These are calculated based on the 30° per hour movement. Class 6 Mathematics Chapter 2 Lines and ...
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Acute angles are less than 90° (e.g., 45°), obtuse angles range between 90° and 180° (e.g., 120°), and reflex angles exceed 180° but are less than 360° (e.g., 270°). Class 6 Mathematics Ganita Prakash Lines and Angles Class 6 Mathematics Chapter 2 ...
The size of an angle is determined by the degree of rotation or turn between its two arms about the vertex. It is measured in degrees using a protractor, ranging from 0° to 360°. Class 6 Mathematics Chapter 2 Lines and ...
An angle is named using three points on its arms, with the vertex as the middle letter, such as ∠ABC. The vertex is central because it connects the arms, ensuring clarity in naming. Class 6 Mathematics Chapter 2 Lines and Angles ...
A ray starts at a point and extends infinitely in one direction, like AB. Unlike a line segment, a ray has only one endpoint and no fixed length, representing partial infinity. Class 6 Mathematics Chapter 2 Lines and Angles question answer Class ...