In Triangle ABC shown below, side AB is 10 and side AC is 8. Which statement is needed to prove that segment DE is parallel to segment BC and half its length?

Segment AD is 5 and segment AE is 4.

Segment AD is 4 and segment AE is 8.

Segment AD is 4 and segment AE is 5.

Segment AD is 5 and segment AE is 2.

Question

In Triangle ABC shown below, side AB is 10 and side AC is 8. Which statement is needed to prove that segment DE is parallel to segment BC and half its length?

Segment AD is 5 and segment AE is 4.

Segment AD is 4 and segment AE is 8.

Segment AD is 4 and segment AE is 5.

Segment AD is 5 and segment AE is 2.

kylav210 · Answer

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anonymous · Answer

A. Basically it's trying to ask you to prove that DE is half the length of BC. To do this, you have to assume the proportion is equal and just divide each side by 2

kylav210 · Answer

Oooh okay! Thank you so much!(:

anonymous · Answer

so if DE is 1/2BC, then AE and AD are also 1/2AC and 1/2AB respectively.

anonymous · Answer

you're welcome.

kylav210 · Answer

Gotcha! Thanks!