3) When you bisect a 60° angle you get a angle.

4) To construct a 30° angle you first must construct a

angle.

5) To construct a 90° angle you must construct a

6) To construct a 45° angle you first must construct a

° angle.

7) When you bisect a 90° angle you get a

angle.

PARALLEL LINE ANGLE BISECTOR

PERPENDICULAR BISECTOR

60

45 40

55 30

25

90 50

60

eaker notes