Lesson 5.4
Investigation 1
Triangle Midsegment Properties
Three Midsegments Conjecture
The three midsegments of a triangle divide it into four congruent triangles.
Triangle Midsegment Conjecture
A midsegment of a triangle is parallel to the opposite side and half the length of the opposite side
Investigation 2
Trapezoid Midsegment Properties
Trapezoid Midsegment Conjecture
The midsegment of a trapezoid is parallel to the base and is equal in length to the average of both bases