How do I find the missing length

asked Apr 4, 2022 19.6k views

22 votes

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6 votes

Answer:

KJ = 40

Explanation:

Usinh the similarity factor, LJ is similar with PR and QR is similar to KJ

and the similarity ratio is 56/42 = 4/3

which means KJ/30 = 4/3 cross multiply expressions

KJ = 40

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