Constructions

Image 1 illustrates the construction of a perpendicular bisector. At what coordinate would you write M for Midpoint?

• (0,1)

• (0,0)

• (1,0)

• none of these

What does the word BISECT mean?

• To cut something into more than five pieces.
• It is a plane with two sets of wings.
• A shape that has three sides. 
• To cut something into two congruent pieces or in half.

What is this?

• Compass
• Circle creator
• Pencil swingy-thing
• Arc maker

AB

• is a ray.
• is a line segment.
• is an arrow.
• is a polygon.

What geometric construction is shown in the diagram below?

• an angle bisector

• a line parallel to a given line

• an angle congruent to a given angle

• a perpendicular bisector of a segment

The picture represents a compass and straightedge construction of _________?

• Bisect a line segment
• Copy an angle
• Bisect an angle
• Copy a line segment

• 1
• 2
• 3
• 4

What was duplicated?

• line
• line segment
• ray
• angle

When you construct the perpendicular bisector of a line segment, you should mark these things....

Choose all that apply.

• the right angle

• the midpoint

• mark 2 segments congruent with tic marks

• the length of the entire segment