| Bisecting
of an angle, criteria of the congruent triangles 1. The
property of the bisector:
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2. Draw an angle 130°. Mark it, bisect the angle and point out C on the bisector. Measure the distance of C from the legs. What do you notice?
3. Divide 160° angle into four equal parts.
4. Divide the 12 cm segment into four equal parts.
5. Draw an angle that is 75% of the straight angle. |