Julie needs to cut 4 pieces of yarn, each with the same length, and a piece of yarn 7.75 inches long. Let x represent the length
2 answers:
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According to triangle proportionality theorem:
If a line parallel to one side of a triangle intersects the other two sides of the triangle, then the line divides these two sides proportionally.
And in the given triangle, MN parallel to BC, So MN divided the two sides in proportion, that is
Correct option is the third option .