Question

If point M divides the line segment PQ of length 7 cm in such a way that PM : MQ = 1 : 3 , then the length of PM is​

Answer 1

Answer:

We have, PQ = 7

PM/MQ = 1/3

but

PM = PQ - MQ

hence,

(7-MQ)/MQ = 1/3

21 - 3MQ = MQ

4MQ = 21

MQ = 5.25

PM = PQ - MQ = 7 - 5.25 = 1.75

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