1. Geometric Construction
Technology Education
Stuarts Draft High School

2. Bisect a Line
Construct arcs of equal radius from endpoints to find C and D.
Construct bisecting line EF through C and D.
Given Line AB.
Copyright © 2003 Glencoe/McGraw-Hill

3. Construct equal arcs through endpoints
Bisect an Arc
Construct bisecting line EF through C and D.
Construct equal arcs through endpoints
A and B to find C and D.
Given Arc AB.

4. Bisect an Angle Draw an arc to locate points C and D.
Create arcs to locate point E.
Draw bisecting line OE.
Given angle AOB.
Copyright © 2003 Glencoe/McGraw-Hill

5. Construct a Circle Through Three Points
Bisect AB and BC to find center point O.
Draw circle with center point O.
Given points A, B, and C.
Draw lines AB and BC.
Copyright © 2003 Glencoe/McGraw-Hill

6. Construct an Arc Tangent to Two Lines
Acute Angle
Construct lines parallel to AB and CD at distance R.
Construct the tangent arc.
Construct perpendiculars.
Given Lines AB and CD.
Copyright © 2003 Glencoe/McGraw-Hill

7. Construct an Arc Tangent to Two Lines
Right Angle
Extend the lines to find points of tangency.
Construct parallel lines at distance R.
Given lines AB and CD.
Draw the tangent arc.

8. Construct an Arc Tangent to Two Lines
Obtuse Angle
Construct the perpendiculars to find points of tangency.
Construct parallel lines at distance R.
Construct the tangent arc.
Given lines AB and CD.