Introduction to Triangle Segments

Draw a two lane road with a grassy median.

Match the following

• Middle

• Altitude

• Right Angle

• Perpendicular

• Center

• Median

• Height

• Midpoint

Draw a midpoint, with proof.

Label the midpoint.

b

Point A

Point S

AB

Draw a picture of somebody getting their height taken at the doctor.

Draw an acute or obtuse triangle given the point from the plane. Write in the numbers to prove it acute or obtuse.

What does the prefix bi mean?

• 1

• 2

• 3

• that means nothing to me

Angle Bisector

• ___ + ___ = ___

• ___ = ___

A midsegment is a ________ in the _______.

(a)  

Draw a midpoint of AB and label it O. Draw a midpoint of BC and label it K. Connect the two dots.