Midsegments of Triangles and Parallel Proportional Parts

Name the parallel segment.

• MN

• NP

• MP

• HI

Find the missing length.

• 12

• 3

• 24

• 6

Find the missing length.

• 12

• 48

• 24

• 18

Find the missing length.

• x = 12

• x = 11

• x = 15

• x = 9

Find y.

• 144

• 18

• 72

• 12

Find the missing length.

• 9

• 18

• 4.5

• 16

Which is true about any midsegment in a triangle?

• The midsegment is parallel to its corresponding side.

• The midsegment is perpendicular to its corresponding side.

• The midsegment is half as long as its corresponding side.

• The midsegment connects the midpoints of two sides of a triangle.

• The midsegment is twice as long as its corresponding side.

Segment DE is ____________.

• an angle bisector

• a perpendicular segment

• a median

• a midsegment 

If AC=42, find DF

• 21

• 84

• 14

• 28

Find x

• x = 15

• x = 13

• x = 12

• x = 11