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We have a triangle ABC where AB = 17, BC = 18, and AB = 8.  Let M be the midpoint of AB.  What is the length of CM?

 Dec 16, 2020
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We have a triangle ABC where AB = 17, BC = 18, and AB = 8.  Let M be the midpoint of AB.  What is the length of CM?

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a = 18        b = 8         c = 17

 

CM = [sqrt(2a2 + 2b2 - c2)] / 2

 

CM = 11.034

 Dec 16, 2020

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