Adrian is using an indirect method to prove that segment DE is not parallel to segment BC in the triangle ABC shown.

He starts with the assumption that segment DE is parallel to segment BC.

Which inequality will he use to contradict the assumption?

5:3 ≠ 6:10

5:8 ≠ 6:4

5:8 ≠ 6:10

5:3 ≠ 5:6

Question

Adrian is using an indirect method to prove that segment DE is not parallel to segment BC in the triangle ABC shown.
 

 
He starts with the assumption that segment DE is parallel to segment BC.

Which inequality will he use to contradict the assumption?

 5:3 ≠ 6:10

 5:8 ≠ 6:4

 5:8 ≠ 6:10

 5:3 ≠ 5:6

anonymous · Answer

http://learn.flvs.net/webdav/assessment_images/educator_geometry_v14/pool_Geom_3641_1000_Subtest_02_09/image0034e8c7abd.jpg

anonymous · Answer

Please help me!!!!

anonymous · Answer

It's the third option, right?

anonymous · Answer

5:3 and 6:4 dont really tell you anything

hero · Answer

Yes, it's the third option. Good job

hero · Answer

lol, I thought you needed help

anonymous · Answer

Thank you everybody!!!!!!

anonymous · Answer

they're ratios but they arent ratios that compare the sides of the two triangle

anonymous · Answer

Oh, I just needed a confirmation... XD