What is the length of LN?

asked Sep 19, 2020 96.7k views

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Find the length of MN by setting up a ratio:

Let MN = X

X/18 = 5/6

Cross Multiply:

6x = 90

Divide both sides by 6:

x = 15

Now you know MN add it to LM for the total length of LN:

15 + 5 = 20

Tsherwen answered Sep 24, 2020

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