7/3/2015 Geometry 1 Classifying Triangles Free powerpoints at

Slides:

Advertisements

Similar presentations

Triangles TOPIC 9 LESSON 9-5.

Advertisements

Mathematics Types of Triangles By: Jenny Ordonez.

Classifying Triangles. What do we remember about classifying angles? What are the different types of angles? Acute, right, obtuse, and straight.

Classifying Triangles Students will classify triangles using the lengths of the sides and the angles. S. Calahan October 2010.

Classify Triangles Standard 4C.

Triangles Review.

EQUILATERAL & ISOSCELES Quiz tomorrow. CLASSIFY the triangle by ANGLES and SIDES Angles: acute, obtuse, right Sides:equilateral, isosceles, scalene 91.

Let’s revise some angles Angles What names of angles do you know? ACUTE RIGHT ANGLE OBTUSEREFLEX Less than 90 o Exactly 90 o Between 90 o and 180 o Between.

GEOMETRY 4-1 Classifying Triangles. 4-1 Classifying Triangles By angle measures: Acute Triangle: 3 acute angles Right Triangle: 1 right angle Obtuse Triangle:

Triangle A polygon with three sides and three angles. A triangle can be names by its’ side lengths and angles. – Side lengths: isosceles, equilateral,

4-1 Classifying Triangles

GEOMETRY 4-1 Classifying Triangles. Acute Triangle Three acute angles Triangle Classification By Angle Measures.

TRIANGLES AND TYPES OF TRIANGLES. A triangle has three sides.

Types of Triangles. Angles The angles in a triangle add up to o + 60 o + 60 o =

AGENDA WARM-UP LESSON 18 CORRECTIONS LESSON 19 QUESTIONS LESSON 20 EXIT CARD.

Classifying Triangles Shahd ayman 5 Th primary Mr.arafat mohamed Geometry.

Classifying Triangles Math 7 Ms. Conway Math 7 Ms. Conway.

Equilateral, Isosceles, Scalene, Right, Acute, Obtuse Types of Triangles.

Time for Triangles. What is a triangle? A triangle is a polygon. It has 3 sides and 3 angles. It can also be called a trigon.

Warm Up # 4 Classify and name each angle. 1 ab c d.

Classifying Triangles How many degrees can be found in all triangles? 180 We can classify triangles 2 ways: By their angles By their sides.

3/9/2016 Geometry 1 Classifying Triangles Free powerpoints at

Classifying Triangles. Two Ways to Classify Triangles  By Their Sides  By Their Angles.

Scalene triangle: A scalene triangle is a triangle that has no equal sides. The following is a scalene triangle.

Lesson 8.3 Concept: How to classify triangles by their sides and angles. An equilateral triangle has three sides of the same length. An isosceles triangle.

Geometry Triangles What is a Triangle? A three sided convex polygon. A three sided convex polygon. Its three segments are called sides. Its three segments.

Math Minutes: Imagine you have 6 toothpicks. How can you make 3 triangles using them?

Mathematics Types of Triangles.

Classifying Triangles by sides and angles

Classify the triangle by its angles and by its sides.

Classifying Triangles

Geometry 4.1 Triangle and Angles.

TRI NGLES 2 ways to classify: By Sides By Angles 60 4” 4” 4” 60 60

CLASSIFICATIONS, ANGLES AND MORE!!

Classifying Triangles

Classifying Triangles

Classifying Triangles

Classifying Triangles

Classifying Triangles

Classifying Triangles

Triangles Created by G. Antidormi 2005.

Types of Triangles.

Right Triangle Definition: A triangle with one 90 degree angle.

Classifying Triangles

Classifying Triangles

Work together to classify the triangle below using its angles and sides.

Classifying Triangles

Classifying Triangles

Objective - To classify triangles.

Triangles Guided Notes

Add up all the sides Perimeter of Area of a Rectangle: ANY polygon:

Directions: Cut out each of the triangles below

Classifying Triangles

Identify type of triangle

Classifying Triangles

Chapter 4: Triangles Classifying Triangles by sides:

3-3 Parallel Lines & the Triangle Angle Sum Theorem

4-1 Vocabulary Acute triangle Equiangular triangle Right triangle

Front of Flipbook Right Triangles Acute Triangles Obtuse Triangles

Intro to Triangles.

Triangles Teacher Twins©2014.

Triangles Teacher Twins©2014.

Classifying Triangles

Classifying Triangles

4-1 Classifying Triangles

Classifying Triangles

Presentation transcript:

7/3/2015 Geometry 1 Classifying Triangles Free powerpoints at

7/3/2015 Geometry 2 Two Ways to Classify Triangles By Their Sides By Their Angles

7/3/2015 Geometry 3 Classifying Triangles By Their Sides Scalene Isosceles

7/3/2015 Geometry 4 Scalene Triangles No sides are the same length

7/3/2015 Geometry 5 Isosceles Triangles At least two sides are the same length

7/3/2015 Geometry 6 Classifying Triangles By Their Angles Acute Right Obtuse

7/3/2015 Geometry 7 Acute Triangles Acute triangles have three acute angles

7/3/2015 Geometry 8 Right Triangles Right triangles have one right angle

7/3/2015 Geometry 9 Obtuse Triangles Obtuse triangles have one obtuse angle

7/3/2015 Geometry 10 Classify this triangle. Right Scalene

7/3/2015 Geometry 11 Classify this triangle. Obtuse Isosceles

7/3/2015 Geometry 12 Classify this triangle. Acute Scalene

7/3/2015 Geometry 13 Classify this triangle. Acute Isosceles

7/3/2015 Geometry 14 Classify this triangle. Obtuse Scalene

7/3/2015 Geometry 15 Classify this triangle. Right Isosceles