The side with intermediate length is:
1. OD
2. DE
3 EO

Answer:
I don't know exactly, I think it is EO, but I could be wrong.
Step-by-step explanation:
The side with intermediate length is OE .
Relationship of sides to interior angles in a triangle
In any triangle:
According to the question
Side opposite to smallest ∠20° = OD
Side opposite to largest ∠110° = DE
Side opposite to intermediate ∠50° = OE
Now,
according to the relationship between length of side of triangle and their interior angle
The smallest side is opposite the smallest angle, and the longest is opposite the largest angle, then it follows that since a triangle only has three sides, the midsize side is opposite the midsize angle.
Therefore,
OD = smallest side
DE = Largest side
OE = intermediate side
Hence, The side with intermediate length is OE .
To know more about the relationship between length of side of triangle and their interior angle here:
https://brainly.com/question/24083446
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