AC = 12AB ……(i) and AD = 12AB ……(ii) Subtracting (i) from (ii), we have AD - AC = 12AB−12AB or AD - AC = 0 or CD = 0 ∴ C and D coincide. Thus, every line segment has one and only one mid-point. Ex 5.1 Class 9 Maths Question 6. In figure, if AC = BD, then prove that AB = CD
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Ex 5.1 Class 9 Maths Question 5. In question 4, point C is called a mid-point of line segment AB. Prove that every line segment has one and only one mid-point. Solution: Let the given line AB is having two mid points ‘C’ and ‘D’.
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Yes yrr ... It's very easy Agr hm achhe se study krte h or use Apne daily life ke use mein late h to Physics best ho jayegi aapki ... Mujhe bhi physics Nahin aati thi but mere teacher ne mere physics subject ko best BNA Diya ...