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I’m confused on whether its 12 or 18, pls help

I’m confused on whether its 12 or 18, pls help-example-1
User Scottclowe
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2 Answers

9 votes

Answer:

Notice that the triangles ABC and AMN are similar.

Thus:


(AC)/(MN) = (AB)/(MB)\\\\(AC)/(6) = (8)/(4) = 2\\\\ AC = 12\,\,ft.

User Chronikum
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8 votes
12 ft I think because 18 would be too long
User Juckobee
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