This video is for the students of class 9 related to federal board and the book is published by national book foundation. geometry of straight line and concepts include inclination of a straight line sloe and gradient of the straight line, paralle lines and perpendicular lines.
0:00 Concept
12:12 Question 1
15:15 Question 2
18:29 Question 3
21:20 Question 4
23:32 Question 5
24:39 Question 6
27:01 Question 7
28:59 Question 8
31:09 Question 9
32:39 Question 10
35:42 Question 11
37:35 Question 12
41:35 Question 13
44:51 Question 14
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