2. 5-3 Bisectors in Triangles
Using perpendicular and angle bisectors, students will identify the circumcenter and the incenter of different triangles.
5-3 Bisectors in Triangles
To identify properties of perpendicular bisectors and angle bisectors.

12. 5-3 Quiz
The following questions are designed to help you decide if you understood today’s lesson.
Please come and talk to me if you miss one and you do not understand why.
Be sure to record the number you get right on your portfolio sheet.

13. 1. Which diagram shows a point P an equal distance from points A, B, and C?
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14. 2. Find the circumcenter of the triangle.
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15. III. outside the triangle
3. Where can the perpendicular bisectors of the sides of a right triangle intersect?
I only
II only
I or II only
I, II, or III
I. inside the triangle
II. on the triangle
III. outside the triangle
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16. 4. Name the point of concurrency of the angle bisectors.
Not shown
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17. 5. Where can the bisectors of the angles of an obtuse triangle intersect?
I only
III only
I or III only
I, II, or III
I. inside the triangle
II. on the triangle
III. outside the triangle
Non-Response Grid

18. Assignment 5-3 p.305-306 #8-28 even omit #20 and 24
At the end of the lesson I want you to rate your understanding And write 2 complete sentences elaborating on why you rated yourself that way.