Line Segment Construction

When copying line segment AB using a straight edge and a compass, the compass should be used to:

• Draw an arc above point A

• Measure the length of segment AB

• Draw an arc between point A and point B

• Measure half the length of line segment AB

Based on the construction, which conclusion is not always true?

• A

• B

• C

• D

• A
• B
• C
• D

Name the construction.

• Angle bisector

• Perpendicular line to a point not on a line

• Angle median

• Perpendicular bisector of a line segment

What was duplicated?

• line

• line segment

• ray

• angle

What type of construction do you see?

• midpoint

• angle bisector

• perpendicular bisector

• altitude

In the image, line RS is _______ to line JQ.

• parallel

• congruent

• similar

• perpendicular

Name the construction.

• midpoint

• perpendicular through a point on the line

• perpendicular through a point NOT on the line

• Circumcenter of a right triangle

What type of construction do you see?

• midpoint

• angle bisector

• perpendicular bisector

• altitude

Which one is the correct construction for a perpendicular bisector?

• 1

• 2

• 3

• 4