NCERT Class 7 Maths Chapter 7 A Tale of Three Intersecting Lines Worksheet with Answers
NCERT Class 7 Maths Chapter 7 A Tale of Three Intersecting Lines Worksheet with Answers
Class 7 Maths Chapter 7 Worksheet
Fill in the Blanks
1. Two intersecting lines meet at one __________.
Answer: Point
2. Vertically opposite angles are always __________.
Answer: Equal
3. The sum of angles on a straight line is __________.
Answer: 180°
4. The sum of angles around a point is __________.
Answer: 360°
5. Perpendicular lines form an angle of __________.
Answer: 90°
Write True or False
6. Vertically opposite angles are equal.
Answer: True
7. Adjacent angles on a straight line add up to 180°.
Answer: True
8. Three intersecting lines can form six angles.
Answer: True
9. Parallel lines intersect at one point.
Answer: False
10. Perpendicular lines intersect at 90°.
Answer: True
Short Answer Questions
11. If one angle is 70°, find its vertically opposite angle.
Answer: 70°
12. If one angle on a straight line is 115°, find the adjacent angle.
Answer: 65°
13. What is the sum of all angles around a point?
Answer: 360°
14. Give one real-life example of intersecting lines.
Answer: A road crossing (crossroads).
15. State two properties of intersecting lines.
Answer:
- Vertically opposite angles are equal.
- Adjacent angles on a straight line add up to 180°.
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