<img src="https://d5nxst8fruw4z.cloudfront.net/atrk.gif?account=iA1Pi1a8Dy00ym" style="display:none" height="1" width="1" alt="" />

# Comparing Angles and Sides in Triangles

## Inequality theorems and ordering angles and sides of triangles.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• PLIX

## Comparing Angles and Sides in Triangles

by CK-12 //at grade

Comparing Angles and Sides in Triangles Interactive

0
• Video

## Comparing Angles and Sides Principles

by CK-12 //at grade

This video gives more detail about the mathematical principles presented in Comparing Angles and Sides.

0
• Video

## Comparing Angles and Sides Examples

by CK-12 //at grade

This video shows how to work step-by-step through one or more of the examples in Comparing Angles and Sides.

0

## Comparing Angles and Sides in Triangles Quiz

by CK-12 //at grade

Nine question quiz. Students must use their understanding of the Triangle Sum Theorem and the relationship between the angles & lengths of the sides of a triangle. Students must order the sides or angles of triangles in order and explain their reasoning.

0
• Practice
0%

## Comparing Angles and Sides in Triangles Practice

by CK-12 //at grade
0
• Interactive Exercise

## What do Congruent Triangles Have in Common?

by CK-12 //at grade

Checks your understanding of triangle congruence.

0
• Interactive Exercise

## What is CPCTC

by CK-12 //at grade

Checks your understanding of the acronym CPCTC.

0
• Interactive Exercise

## Conditional Statement of Triangle Congruence

by CK-12 //at grade

Checks your understanding of triangle congruence.

0
• Interactive Exercise

## What is Corresponding About?

by CK-12 //at grade

Checks your understanding of what corresponding means.

0
• Interactive Exercise

## What May Be Corresponding?

by CK-12 //at grade

Checks your understanding of what corresponding means.

0
• Critical Thinking

## Comparing Angles and Sides in Triangles Discussion Questions

by CK-12 //at grade

A list of student-submitted discussion questions for Comparing Angles and Sides in Triangles.

0

## Comparing Angles and Sides in Triangles Pre Read

by CK-12 //at grade

To activate prior knowledge, make personal connections, reflect on key concepts, encourage critical thinking, and assess student knowledge on the topic prior to reading using a Quickwrite.

0

## Comparing Angles and Sides in Triangles Post Read

by CK-12 //at grade

To organize ideas, increase comprehension, synthesize learning, demonstrate understanding of key concepts, and reinforce vocabulary using a Quickwrite.

0

## Comparing Angles and Sides in Triangles Four Square Concept Matrix

by CK-12 //at grade

Summarize the main idea of a reading, create visual aids, and come up with new questions using a Four Square Concept Matrix.

0
• Real World Application

## The Secret of the Kitchen Triangle

by CK-12 //at grade

Find out how triangles are incorporated into the design of home kitchens.

0
• Real World Application

## Triangle Sum Theorem

by CK-12 //at grade

Do the angles in a triangle always add up to 180 degrees? How are the lengths of the sides of a triangle controlled by the sizes of the angles in Spherical Geometry?

0
• Study Guide

## Inequalities in Triangles Study Guide

by CK-12 //at grade

This study guide is an overview of the triangle inequality theorem and hinge theorem.

1