BELLRINGER A B C D m ADC = 64 m ADB = 3x - 2 m BDC = 4x + 3 Find m ADB =_________Find m BDC = _________ X Y Z XZ = 57 inches XY = 3x + 9 YZ = 2x - 7 Find.

Slides:



Advertisements
Similar presentations
Warm-up 1.3x = 8x – 15 0 = 5x – = 5x x = 3 2.6x + 3 = 8x – 14 3 = 2x – = 2x x = x – 2 = 3x + 6 2x – 2 = 6 2x = 8 x = 4 AB = 2 AM AB.
Advertisements

3.6 Prove Theorems About Perpendicular Lines
Geometry (Holt 3-4)K.Santos. Perpendicular Bisector Perpendicular bisector of a segment is a line perpendicular to a segment at the segment’s midpoint.
5.1 Perpendicular and Angle Bisectors
Proof of Theorem 4.8 – The Base Angles Theorem Given: WX  WY ZW bisects XY Prove:  X   Y StatementsReasons S WX  WY Given.
Lesson 1-3: Use Distance and Midpoint Formulas
5.2 Perpendicular and Angle Bisectors
Section 1.5 Segment & Angle Bisectors 1/12. A Segment Bisector A B M k A segment bisector is a segment, ray, line or plane that intersects a segment at.
Section 1-5: Constructions SPI 32A: Identify properties of plane figures TPI 42A: Construct bisectors of angles and line segments Objective: Use a compass.
(B) 8. The length of a segment can be found two ways. 1. Counting spaces 2. Subtracting (We are finding distance so we take the difference) Find the.
Perpendicular Bisectors of a Triangle
The Distance and Midpoint Formulas
ANSWERS TO WORKSHEET 1) 14 2) 24 3) 53 4) 50 5) 6 7) 20 8) 25 9) 43 10) Both pairs opp. Sides cong. 11) 1 pair is cong. and parallel 12) Both opp sides.
When two segments have the same length, they are said to be congruent segments. If AB = AC Measure of segments Congruent Segments then AB = AC A BC Is.
Chapter 1.3 Notes: Use Midpoint and Distance Formulas Goal: You will find lengths of segments in the coordinate plane.
Geometry 13.5 The Midpoint Formula. The Midpoint Formula The midpoint of the segment that joins points (x 1,y 1 ) and (x 2,y 2 ) is the point (-4,2) (6,8)
1.6 Basic Constructions.
4-9 Isosceles and Equilateral Triangles
GEOMETRY 3.4 Perpendicular Lines. LEARNING TARGETS  Students should be able to…  Prove and apply theorems about perpendicular lines.
Section 1-3 Segments, Rays, and Distance. line; segment; ray;
Review Unit 1. Vocab Review Point Line Plane Collinear Points Coplanar Points Coplanar Lines Intersection Line Segment Ray Midpoint Parallel Lines Congruent.
Locus – Equation of Circle Page 5. Essential Question: What is the difference between a linear equation, quadratic equation, and the equation of a circle?
Unit 2 Test Review Geometry WED 1/22/2014. Pre-Assessment Answer the question on your own paper.
10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt Midsegments.
Perpendicular Bisectors ADB C CD is a perpendicular bisector of AB Theorem 5-2: Perpendicular Bisector Theorem: If a point is on a perpendicular bisector.
Section 5-1 Perpendiculars and Bisectors. Perpendicular bisector A segment, ray, line, or plane that is perpendicular to a segment at its midpoint.
Bisectors in Triangles Section 5-2. Perpendicular Bisector A perpendicular tells us two things – It creates a 90 angle with the segment it intersects.
Objectives: Students will be able to…
Lesson 1.7 – Basic Constructions “MapQuest really needs to start their directions on #5. Pretty sure I know how to get out of my neighborhood”
The warm up is “Draw What I Say”. Let’s grade your homework.
5.6 Angle Bisectors and Perpendicular Bisectors
1.5 Segment and Angle Bisector Bisect a segment and an angle.
5.1 Special Segments in Triangles Learn about Perpendicular Bisector Learn about Medians Learn about Altitude Learn about Angle Bisector.
1.3 Measuring Segments and Angles. Postulate 1-5Ruler Postulate The distance between any two points is the absolute value of the difference of the corresponding.
5.2: Bisectors in Triangles Objectives: To use properties of perpendicular and angle bisectors.
FINAL EXAM REVIEW Chapter 5 Key Concepts Chapter 5 Vocabulary parallelogram ► opposite sides ► opposite angles ► diagonals rectanglerhombussquaretrapezoid.
Chapter 5: Properties of Triangles Section 5.1: Perpendiculars and Bisectors.
Compositions of Transformations. Review Name the Transformation Original Image Translation.
Segments, Rays, and Distance
1-3 Measuring segments.
Day 20 Geometry.
1.6 Basic Constructions SOL: G4 Objectives: The Student Will …
SECTION 1.4 Exploring Geometry by using Paper Folding
Special Parallelograms
Geometry 5-4 Midsegments
Midsegments of Triangles
5-4 The Triangle midsegment theorem
Transformations and Congruence
Chapter 5 Types of Segments
5.1 Perpendiculars and Bisectors
December 7, : Perpendicular and Angle Bisectors
Bisectors in Triangles
Section 11 – 2 Chords & Arcs Objectives:
Drawing Triangles.
Teacher Note When talking about the midpoint, mention that it BISECTS the line segment.
Appetizer Draw, label, and cut out a large triangle; it does not matter what type of triangle. Label (on the inside), the vertices A, B, and C. Fold A.
Apply the Distance and Midpoint Formulas
6.1 Perpendicular and Angle Bisectors
Perpendiculars and Bisectors
1-4 Measuring Segments (part 1).
Corresponding Parts of Similar Triangles
Module 15: Lesson 5 Angle Bisectors of Triangles
3.4 Proofs with perpendicular lines
Basic Constructions Constructing a congruent segment
Do-Now Solve for x: 3x – 10 = 7x + 2 Factor: x2 + 7x – 18
13.1 Cooridinate Geometry.
Parallel and Perpendicular 1/4 lines
3.4 Perpendicular Lines.
Recall Retrieved from:
Midsegments of Triangles
Presentation transcript:

BELLRINGER A B C D m ADC = 64 m ADB = 3x - 2 m BDC = 4x + 3 Find m ADB =_________Find m BDC = _________ X Y Z XZ = 57 inches XY = 3x + 9 YZ = 2x - 7 Find the length of XY = ________ and YZ = ___________

TermDefinitionVisual Example Perpendicular Lines Parallel Lines Conjecture Segment Bisector Midpoint Perpendicular Bisector Angle Bisector

ACTIVITIES 1, 2, and 3 on pages USING PATTY PAPER Then place your "CONJECTURES" on this page

HOMEWORK l m Lines and are _________________________ l m 1.) P C AB l The distance from point P to line is ______________ l 2.) A C B A B and BC are _______________________ 3.) B X C A BX and CX are _______________ 4.)