WS_Construction_9

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```					Construction Worksheet #9 – Review                                Name _____________________
Period ______
You have been taught 8 basic constructions. They are:
1. Copy a segment                   5. Perpendicular point on the line
2. Copy an angle                    6. Perpendicular point off line
3. Angle bisector                   7. Parallel line
4. Perpendicular Bisector           8. Trisect a line

You need to be able to do ALL of these and to apply them to do all constructions covered on worksheets #1-7.

a                            b

c

1. Construct a segment of length a + b.                    2. Construct and angle that is c.

3. Bisect the angle.                                       4. Bisect the segment.

5. Trisect the segment.
6. Construct a line perpendicular to b through P.    7. Construct a line perpendicular to c through R.

R

b               
P
c

8. Construct a line parallel to d through T.         9. Construct an equilateral triangle.


T

d

10. Construct a 105 angle. (Use a 60 and a 45.)   11. Write the sentence used to help us remember
the points of concurrency in triangles.

```
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