Use a protractor to measure angles in windows, doors, desks, and corners. Common angles include right angles (90°) at corners, acute angles in slanted objects, and obtuse angles where openings exceed 90°. Class 6 NCERT Ganita Prakash Chapter 2 Lines and ...
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Classroom windows often form multiple right angles at corners, typically four per rectangular window. Additional right angles exist in door frames, blackboard edges, desks, and other rectangular or perpendicular structures within the room. Class 6 Mathematics Ganita Prakash Lines and Angles Class ...
No, comparing angles is not always easy, especially when their measurements aren’t clear or when they lack visual alignment. Tools like a protractor or superimposition are often needed for accurate comparisons. Class 6 NCERT Ganita Prakash Chapter 2 Lines and Angles class ...
Yes, angles are created by the rotation of one arm relative to a fixed arm. The degree of this rotation determines the size of the angle, ranging from acute to reflex. Class 6 Mathematics Chapter 2 Lines and Angles question answer Class ...