midsegment

1
midsegment

• segment containing the midpoints of two sides of
  a triangle

2
C-49The three midsegments of a triangle divide
the triangle into___________________

• 4 congruent triangles.

3

Look for a relationship between the midsegment
and the side not containing the midsegment.

4

For example, do you see a relationship between
this midsegment...

5

.and this side.

6

What about the other two midsegments and the side
that does not contain them.

7
C-50A midsegment of a triangle is __________ to
the third side and ____________________________

• parallel

one-half the length of the third
side.
8
C-51Trapezoid Midsegment Conj.
A midsegment of a trapezoid is ________ to the
bases and is equal in length to
_________________________

• parallel

the average of the two bases.