Angle bisector congruent angles notes.notebook
September 17, 2014
An angle bisector is any ray, line, or line segment that passes through the vertex of an angle that cuts the measure of the angle in half.
Constructing “an angle bisector”
STEPS
1. Put the compass pin at B. Draw an _______________ that intersects the sides of . 2. Label the points of intersection A and C.
3. Put the compass pin at A. Draw an arc. With the __________________ compass setting, repeat with the compass tip at C. Make sure the arcs intersect. 4. Label the intersection of the arcs D. Draw .
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Angle bisector congruent angles notes.notebook
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Angle bisector congruent angles notes.notebook
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Angle bisector congruent angles notes.notebook
September 17, 2014
Constructing “an angle congruent to an angle”
STEPS
1. Draw a ray with endpoint Q.
2. With the compass point at E, draw an ________________ that intersects the sides of . Label the intersection points F and G.
3. With the ­­­­­­­______________ compass setting, put the compass tip at Q. Draw an arc intersecting the ray. Label the intersection point P.
4. Open the compass to the ­­­­­­
__________________________________. Using this setting, put the compass tip at P. Draw an arc to determine the point R. Draw .
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Angle bisector congruent angles notes.notebook
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