CBSE Class 7 > Class 7 Videos > Mathematics (Maths) (Old NCERT) > Examples: All Angles- 3
Examples All Angles- 3 Video Lecture - (Maths) Class 7 (Old NCERT)
FAQs on Examples All Angles- 3 Video Lecture - (Maths) Class 7 (Old NCERT)
| 1. What are the different types of angles? |  |
Ans. There are several types of angles, including acute angles (less than 90 degrees), right angles (exactly 90 degrees), obtuse angles (between 90 and 180 degrees), and straight angles (exactly 180 degrees).
| 2. How can you identify vertical angles? | |
Ans. Vertical angles are formed by the intersection of two lines and are opposite each other. To identify vertical angles, look for pairs of angles that are across from each other when two lines intersect.
| 3. What is the sum of the angles in a triangle? | |
Ans. The sum of the angles in a triangle is always 180 degrees. This means that the three angles in any triangle, regardless of their size or shape, will always add up to 180 degrees.
| 4. How can you determine if two angles are complementary? | |
Ans. Two angles are considered complementary if their sum is equal to 90 degrees. To determine if two angles are complementary, simply add their measurements together and see if the total is 90 degrees.
| 5. What is the difference between adjacent and vertical angles? | |
Ans. Adjacent angles are angles that are next to each other and share a common side. Vertical angles, on the other hand, are formed by the intersection of two lines and are opposite each other. So, the main difference is that adjacent angles are side by side, while vertical angles are across from each other.
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Mar 05, 2026 Last updated
Video Description: Examples: All Angles- 3 for Class 7 2026 is part of Mathematics (Maths) Class 7 (Old NCERT) preparation. The notes and questions for Examples: All Angles- 3 have been prepared according to the Class 7 exam syllabus. Information about Examples: All Angles- 3 covers all important topics for Class 7 2026 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for Examples: All Angles- 3.
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