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lawyer [7]
3 years ago
12

if D is the midpoint of line AC, C is the midpoint of line AB, and BD=12, what is the length of line AB

Mathematics
1 answer:
Schach [20]3 years ago
6 0

Look at the picture.

x + 2x = 12

3x = 12     <em>divide both sides by 3</em>

x = 4

AB = 12 + x

therefore AB = 12 + 4 = 16

<h3>Answer: AB = 16.</h3>

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