Curated OER
Angle Measurements
In this angle measurements worksheet, 10th graders solve 12 problems that refer to the illustrations on the sheet and find the measures of various types of angles. First, they refer to the first figure to respond to 6 questions about the...
Curated OER
Proving Lines Parallel
In this proving lines parallel worksheet, 10th graders solve 10 different types of problems that prove that various lines are parallel to each other. First, they find the value of x so that line a is parallel to line b. Then, students...
Curated OER
Parallelograms
In this parallelograms worksheet, 10th graders identify and describe a quadrilateral, a diagonal, and a parallelogram in 7 different problems. First, they find the values of x, y, and z in each quadrilateral to prove that it is a...
Curated OER
Angles and Parallel Lines
In this angles and parallel lines learning exercise, 10th graders solve 27 different variations of angle types and parallel lines. They name a linear pair, a pair of vertical angles, a pair of complementary angles, and a pair of...
Curated OER
Angles and Parallel Lines
In this angles and parallel lines worksheet, 10th graders solve 12 different types of problems that include measuring various angles and parallel lines in given figures. First, they find the measure of each angle using the figure shown....
Curated OER
Angles and Parallel Lines
Sixth graders draw parallel and intersecting lines to observe and examine the characteristics of alternate interior angles, vertical angles, corresponding angles, and supplementary angles. Through observation, they discover the...
CK-12 Foundation
Ck 12: Geometry: Same Side Interior Angles
[Free Registration/Login may be required to access all resource tools.] This concept introduces students to same side interior angles and how to use them to determine whether or not lines are parallel.
Khan Academy
Khan Academy: Complementary and Supplementary Angles (No Visual)
Use complementary and supplementary angles to solve for a missing angle measure. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Introduction to Problem Solving
A guide to solving problems involving numbers, rectangles, and angles. You'll learn how to employ Polya's four steps: understand the problem, devise a plan, carry out the plan, and look back.
OER Commons
Oer Commons: Diagonals of a Rhombus
In this lesson, middle schoolers learn how the diagonals of a rhombus are related. They use interactive sketches to learn about the properties of the angles and diagonals of squares, rectangles, rhombuses, parallelograms, and other...
OER Commons
Oer Commons: Characteristics of Parallelograms
In this lesson, students learn more about the characteristics of parallelograms by folding paper and measuring the angles in a parallelogram. Students use a ruler and protractor to draw parallelograms with given properties. Then,...
CK-12 Foundation
Ck 12: Interactive Geometry: 1.2 Angles and Lines
Explore lines and angles, and the relationship between the two.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Geometry
A guide to support parents as they work with their students in using geometry.
Other
Nearpod: Angle Pairs
In this lesson on angle pairs, students explore the relationship betwen angles by learning about adjacent, complementary, supplementary, and vertical angles.
Other
Nearpod: An Introduction to Angles
In this lesson plan, young scholars will learn important definitions about angles relationships an use those facts to solve equations.
ClassFlow
Class Flow: Parallel Lines and Angle Relationships
[Free Registration/Login Required] Explore the relationships between parallel lines and the rules of angle measurements.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Supplementary Angles
Find a quick, concise explanation of supplementary angles. Examples are given and clearly explained.
ClassFlow
Class Flow: Complementary and Supplementary Angles
[Free Registration/Login Required] This flipchart contains Complementary and Supplementary angles. This lesson integrates proofs as well as matching, and integrated assessment through out the lesson. Works well with the book Geometry for...
Doina Popovici
Math Play: Classifying Angles Jeopardy Game
An online Jeopardy game where students describe the type of angles, measurement of angles, and identify whether angles are complementary, supplementary or congruent.