Check your homework using the posters posted around the room.

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

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector.

1.3 Key Concepts.

Do Now: Pass out calculators. Complete EOC Review Week # 17. Have your homework out ready to check.

TODAY IN GEOMETRY…  Algebra Review Quiz today!  Review Segment Addition Postulate and Congruency  Learning Goal: 1.3 You will find lengths of segments.

In the skateboard design, VW bisects XY at point T, and XT = 39.9 cm. Find XY. Skateboard SOLUTION EXAMPLE 1 Find segment lengths Point T is the midpoint.

In the skateboard design, VW bisects XY at point T, and XT = 39.9 cm. Find XY. Skateboard SOLUTION EXAMPLE 1 Find segment lengths Point T is the midpoint.

In the skateboard design, VW bisects XY at point T, and XT = 39.9 cm. Find XY. Skateboard SOLUTION EXAMPLE 1 Find segment lengths Point T is the midpoint.

Geometry: Linear Measure Day 2. Do Now: Homework: Struggles? Questions? Confusions? Ask Ask Ask! ** Look at #12 as a class. ** T intersects which plane?

Solving Systems of Linear and Quadratic Equations

Solving Systems of Linear and Quadratic Equations

AIM: Midpoint Homework: Page 19 #s 3, 6, 14 – 16, 20 – 22, 24, Do Now: Check last night’s homework: page 13 #s 11, 12, 19, 26, 29, 30 11) DE =

Index Card Let’s start our stack of Theorems, Postulates, Formulas, and Properties that you will be able to bring into a quiz or test. Whenever I want.

Perpendicular Bisector of a Line To find the equation of the perpendicular bisector of a line segment : 1. Find the midpoint 2. Find the slope of the given.

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)

Use Midpoint and Distance Formulas

Warm Up Given: ∠ 1 ≅ ∠ 2 m ∠ 2 = 60° m ∠ 3 = 60° Prove: ∠ 1 ≅ ∠

GEOMETRY 3.4 Perpendicular Lines. LEARNING TARGETS  Students should be able to…  Prove and apply theorems about perpendicular lines.

Proving Triangles Congruent

1.3 Use midpoint and distance formulas You will find lengths of segments in the coordinate plane Essential question: How do you find the distance and the.

Lesson: 15 – 4 Preparing for Two-Column Proofs

Triangle Congruency - CPCTC Mixed Problems. Corresponding Parts of Congruent Triangles are Congruent This rule is used AFTER we have proven two triangles.

Check Your Homework Answers with a Partner & Around the Room… Unit Circle Quiz Day!

2-3: Proving Theorems. Reasons used in Proofs Given information Definitions Postulates (Algebraic Properties included) Theorems that have already been.

Answers to Evens 2) Definition of Bisector 4) Angle Addition Postulate

Geometry 5 March 2013 Place your Coordinate Geometry Project on your desk. Check answers- ½ are posted. Questions? Warm Up- Linear Equations Review Handout.

Topic 1 Summary Segments and Angles. Segment Addition Postulate Example 1Example 2.

Lesson # 2 Definition of Angle Bisector GivenTransitiveGiven.

EXAMPLE 1 Solve a system graphically Graph the linear system and estimate the solution. Then check the solution algebraically. 4x + y = 8 2x – 3y = 18.

Ch 2 Sect 1 Segment Bisectors

Warm-up What is interesting about these triangles? 3 4 x y z 25 Find x, y & z.

§3.4, Perpendicular Lines 3-4 Perpendicular Lines

Algebra 1 Warm ups Answers: 1) 15√2 + 2√10 2) 6 + 4√6 3) 15√2 + 20√10.

1-3 Use Midpoint and Distance Formulas Hubarth Geometry.

Topic 5: Modeling with Linear and Quadratics Functions 5.4 Graphing a Quadratic Function.

Today in Algebra 2 Get a calculator. Go over homework Notes: –Solving Systems of Equations using Elimination Homework.

M is the midpoint of AB. Find AM and MB. Example 1 Find Segment Lengths M is the midpoint of AB. Find AM and MB. SOLUTION AM = MB = 2 1.

Point T is the midpoint of XY . So, XT = TY = 39.9 cm.

8-1 Midpoint and Distance Formulas

Distance and Midpoint in the Coordinate Plane

1-3 Measuring segments.

2.1 Segment Bisectors Goal:

Medians, and Altitudes.

Measuring and Constructing Segments

definition of a midpoint

6.6/6.7 Isosceles Triangles, Altitudes and Medians

Distance and Midpoint in the Coordinate Plane

MATH THS – Standard Geometry

ANSWERS TO EVENS If angle 1 is obtuse, then angle 1 = 120

Bisector A bisector divides a segment into two congruent segments. l

1. Find a point between A(–3, 5) and B(7, 5).

Proof and Perpendicular Lines

Solving Systems of Linear and Quadratic Equations

Solving Systems of Linear and Quadratic Equations

Complete the missing numbers using the inverse.

Solve the following Equations Show your work

Congruent segments MIDPOINT OF A SEGMENT

Chapter 1: Foundations of Geometry

Medians and Altitudes Median – A segment whose endpoints are a vertex of a triangle and the midpoint of the side opposite the vertex. Centroid – The point.

Point T is the midpoint of XY . So, XT = TY = 39.9 cm.

4.3 Symmetry Which graph is NOT a function?

Warm Up Take out your placemat and discuss it with your neighbor.

1.3 Segments, Rays, and Distance

5 minutes Warm-Up Solve. 1) 2) 3) 4).

Chapter 1 Section 3 Midpoint and Distance

Solving Systems of Linear and Quadratic Equations

Outline Collect syllabi Go over daily quiz

Measuring Segments Skill 03.

Writing the equation of the

Presentation transcript:

Check your homework using the posters posted around the room. 1.5: Linear Measure Objective: To calculate measure using algebra and the Segment Addition Postulate. To identify and understand midpoint. Do Now: Check your homework using the posters posted around the room. What is the Segment Addition Postulate? Talk with a partner. Be prepared to share your answer with the class.

Segment Addition Postulate:

Midpoint and Segment Bisector:

Practice:

Practice

Practice

Practice: #1 #2

Let’s use some algebra!