triangle and trapeze problem pls help

[TazxDing0]

 

[Deleted member 4993]

View attachment 9391

View attachment 9391

What are your thoughts?

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[Dr.Peterson]

I think there's a mistake in the problem. If it said the parallel sides (not the non-parallel sides) were 8 and 10, then one of the answers would be an obvious way to solve it. I don't think any of them makes sense as the problem is stated.