'Bisector theorem' diaporamas de présentation

Warm Up Solve each proportion. 1. 2. 3.

Warm Up Solve each proportion. 1. 2. 3. AB = 16. QR = 10.5. x = 21. Applying Properties of Similar Triangles. 7-4. Warm Up. Lesson Presentation. Lesson Quiz. Holt Geometry. Objectives. Use properties of similar triangles to find segment lengths.

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Chapter 5: Properties of Triangles

Chapter 5: Properties of Triangles. Geometry Fall 2008. 5.1 Perpendiculars and Bisectors. Perpendicular Bisector: a segment, ray, or line that is perpendicular to a segment at its midpoint. Equidistant: the same distance from. Perpendicular Bisector Theorem.

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Chapter 5 Journal

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5-1

5-1. Perpendicular and Angle Bisectors. Warm Up. Lesson Presentation. Lesson Quiz. Holt Geometry. 5.1 Perpendicular and Bisectors. Warm Up Construct each of the following. 1. A perpendicular bisector. 2. An angle bisector. 3. Find the midpoint and slope of the segment

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Perpendicular bisector and angle bisector

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5-1

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Find each measure of MN . Justify

Find each measure of MN . Justify. MN = 2.6 Perpendicular Bisector Theorem. Write an equation to solve for a. Justify. 3 a + 20 = 2 a + 26 Converse of ? Bisector Theorem . Find the measures of BD and BC . Justify. BD = 12 BC =24 Converse of ? Bisector Theorem.

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5-1

5-1. Perpendicular and Angle Bisectors. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. Holt Geometry. Objectives. Prove and apply theorems about perpendicular bisectors. Prove and apply theorems about angle bisectors. When a point is the same distance from two or more

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Example 1C: Applying the Perpendicular Bisector Theorem and Its Converse

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Geo CP Day 24 > SWBAT state the midpoint and angle bisector theorem.

Geo CP Day 24 > SWBAT state the midpoint and angle bisector theorem. > SWBAT use these theorems in proofs. > SWBAT show perfection in doing basic proofs not involving midpoint and angle bisector theorems.

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midsegment 3. 13 4. 10 5. 6 7. 8. 9. 10. 11.

5.1 HW pg. 298-301 #1, 3-11, 24-26, 47-52. midsegment 3. 13 4. 10 5. 6 7. 8. 9. 10. 11. 24. x = 2, AB = 14 25. y = 6, HB = 13 26. z = 5, GH = 34 47. x = 10, LN = 29 48. x = 5, LN = 40 49. x = 7, LN = 50.

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5-1

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5-3

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Warm Up Solve each proportion. 1. 2. 3. 4.

Warm Up Solve each proportion. 1. 2. 3. 4. AB = 16. QR = 10.5. x = 21. y = 8. 7-4. Applying Properties of Similar Triangles. Holt Geometry. It is given that ST ll UV, so by the Triangle Proportionality Theorem. Example 1: Finding the Length of a Segment. Find US.

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5-2 Use Perpendicular Bisectors

5-2 Use Perpendicular Bisectors. Honors Geometry Ms. Stawicki. Objectives. You will use perpendicular bisectors to solve problems. Perpendicular Bisectors. A segment, ray, line, or plane that is perpendicular to a segment at its midpoint. Equidistant.

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Chapter 8 Lesson 5

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Chapter 7: Similarity

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Bisectors of Triangles

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Proofs using Triangle Congruence

Proofs using Triangle Congruence. Information. Exploring perpendicular bisectors. Perpendicular bisector theorem. Perpendicular bisector theorem : If a point lies on the perpendicular bisector of a segment, then it is equidistant from the endpoints of the segment.

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