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PAP Geometry Constructions with compass and straightedge JLister, F107 a

b

1. Construct a, a + b, 2b - a

2. Construct a line perpendicular to

. A

3. Construct a perpendicular bisector of

B

. A

B

4. Construct a line perpendicular to line m through point P. P

m


3

5. Bisect angle 3.

6. Construct an angle congruent to

.

A

B C

7. Construct a 45˚ angle.

8. Construct a 60˚ angle.

9. Construct a 15˚ angle.

10. Construct a 22.5˚ angle.


A 11. Construct a line parallel to

.

B

12. Circumscribe a circle about the triangle.

13. Inscribe a circle in the triangle.


14. Construct a triangle congruent to

using SSS.

A

C B

15. Construct a tangent to circle P at point Q.

Q

P

16. Construct the tangents to circle P from point R.

R

P


17. Subdivide

into three congruent parts. D C

18. Subdivide parts.

into four congruent G

H

a 19. Construct a parallelogram with sides a and b.

b


a 20. Construct a square with side length a.

21. Construct an equilateral triangle.

a 22. Construct a rectangle with sides a and b.

23. Construct a rhombus with a 60Ëš angle and side length c. c

b


24. Construct

25. Construct

1

.

.

a b

A

26. Locate the centroid of (the gravitational center) (use the medians)

.

C

B


A

27. Locate the incenter of (use the angle bisectors)

.

C

A B

28. Locate the circumcenter of . (use the perpendicular bisectors)

C

A

B

29. Locate the orthocenter of . (use the altitudes of the triangle)

C

B


30. Construct a square with an area of five (5) square units. 1

31. Trisect an arbitrary angle.


32. Given

with a radius length of 1 unit, construct a square with the same area.

P

/PAP_Geo_Constructions_Log1  

http://www.houstonchristian.org/data/files/gallery/ClassFileGallery/PAP_Geo_Constructions_Log1.pdf

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