Midsegments

[Nori]

I don't really understand what to do here, can anyone help?

 

[Dr.Peterson]

Have you looked up "midsegment" in your textbook or online? Try here: https://www.mathopenref.com/trianglemidsegment.html

Now do you have the answer? If not, please show us your thinking, so we can see where you need help. (And read our submission guidelines, if you haven't yet.)

 

[Deleted member 4993]

I don't really understand what to do here, can anyone help?

View attachment 11769

Hint: Look up the Euclid's theorems about similar triangles and corollaries to those.