Identify adjacent and vertical angles formed by intersecting lines and then find missing angle measures.
Explore the relationships among angles formed by intersecting lines.
This video gives more detail about the mathematical principles presented in Vertical Angles.
This video shows how to work step-by-step through one or more of the examples in Vertical Angles.
Ten problem quiz, short answers. Students need to identify vertical angles and give justification proving that the angles are vertical. Students need to solve for missing vertical angles, both with simple arithmetic and algebraically.
Solve for the unknown angle. You are only given information in writing.
Given a set of adjacent, supplementary, angles find the measure of the unknown measure.
Displays several statements about vertical and supplementary angles. Decide whether each is true or false.
Displays a pair of adjacent, supplementary angles. Find the measure of the unknown angle.
Two supplementary angles are displayed. Use algebra to find the value of x.
Solve for the unknown angle. You are only given information in writing.
Presents a problem involving two complementary angles. Can you solve for the unknown angle?
Presents a problem involving two complementary angles. Can you solve for the unknown angle?
Presents a problem involving two complementary angles. Can you solve for the unknown angle?
Displays several statements about linear pairs. Decide whether each is true or false.
Displays either a linear pair or not a linear pair. Decide whether the statement is true or false.
Displays two intersecting lines. The measures of two angles are given as algebraic expressions. Determine the value of x.
A list of student-submitted discussion questions for Vertical Angles.
To encourage students’ critical thinking about vocabulary concepts, to allow students to reflect on their knowledge of individual vocabulary words, and to increase vocabulary comprehension using the Vocabulary Self-Rate.
To stress understanding of a concept by summarizing the main idea and applying that understanding to create visual aids and generate questions and comments using a Concept Matrix.
To stimulate the critical thinking skills required to assess the validity of statements about the key concept using an Agree/Disagree Table.
To organize ideas, increase comprehension, synthesize learning, demonstrate understanding of key concepts, and reinforce vocabulary using a Quickwrite.
Promote connections between specific points in the concept’s reading and the reader’s personal experiences. Connect text with personal experience in order to deepen understanding and engagement as well as promote class discussion.
This study guide reviews angle nomenclature, how to measure angles, different types of angles, congruent angles, and angle pairs.