Classifying Triangles

Slides:

Advertisements

Similar presentations

Triangles TOPIC 9 LESSON 9-5.

Advertisements

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

Mathematics Types of Triangles By: Jenny Ordonez.

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

Classify Triangles Standard 4C.

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.

Warm-up Classify each angle: Solve for x.

MCC.4.G.1-2 All About Triangles.

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

Classifying Triangles

7.7.3 Triangles.

Classifying Triangles

Classifying Triangles

TRIANGLES AND TYPES OF TRIANGLES

Classifying Triangles

Classifying Triangles

Triangles Created by G. Antidormi 2005.

Types of Triangles.

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

Triangles Grade 4.

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

Intro to Triangles.

Triangles Teacher Twins©2014.

Triangles Teacher Twins©2014.

Classifying Triangles

Classifying Triangles

4-1 Classifying Triangles

Classifying Triangles

Presentation transcript:

Classifying Triangles Geometry 11/17/2018

Two Ways to Classify Triangles By Their Sides By Their Angles Geometry 11/17/2018

Classifying Triangles By Their Sides Scalene Isosceles Geometry 11/17/2018

Scalene Triangles No sides are the same length Geometry 11/17/2018

Isosceles Triangles At least two sides are the same length Geometry 11/17/2018

Classifying Triangles By Their Angles Acute Right Obtuse Geometry 11/17/2018

Acute Triangles Acute triangles have three acute angles Geometry 11/17/2018

Right Triangles Right triangles have one right angle Geometry 11/17/2018

Obtuse Triangles Obtuse triangles have one obtuse angle Geometry 11/17/2018

Classify this triangle. Right Scalene Geometry 11/17/2018

Classify this triangle. Obtuse Isosceles Geometry 11/17/2018

Classify this triangle. Acute Scalene Geometry 11/17/2018

Classify this triangle. Acute Isosceles Geometry 11/17/2018

Classify this triangle. Obtuse Scalene Geometry 11/17/2018

Classify this triangle. Right Isosceles Geometry 11/17/2018