####
Now... gain access to over
**2 Million**
curated educational videos and
**500,000**
educator reviews to free & open educational resources

### We found 128 resources with the concept supplementary angles

Lesson Planet: Curated OER

#### Linear Pairs: Angles and Lines in a Perspective Drawing

Gain some perspective on linear pairs. Aspiring mathematicians adjust the vanishing point on a perspective drawing. They see the effect on linear pairs of angles and answer five challenge questions based on their observations.

Lesson Planet: Curated OER

#### Linear Pairs

Pair up this resource with a lesson on linear pairs. Scholars solve for missing variables and values of angles in linear pairs. They use an interactive to help with this endeavor.

Lesson Planet: Curated OER

#### Supplementary Angles: Spiderweb Angles

The itsy, bitsy spider went up the virtual wall. An interactive allows users to change the angles in a spider web. They must attend to supplementary angles as they answer challenge questions throughout the interactive.

Lesson Planet: Curated OER

#### Angle Pairs: Angle Measurements

As one changes, so does the other. Scholars use an interactive to see how changes in the measure of one angle of a complementary or supplementary pair of angles affect the measure of the other angle. They answer a set of challenge...

Lesson Planet: Curated OER

#### Angle Measurement: Fuel Gauge Angles

Once you start looking, angles appear everywhere in our daily lives. A creative lesson has learners use the angles created by a fuel gauge to practice the Angle Addition Postulate. They see how changing the angle parts does not change...

Lesson Planet: Curated OER

#### Angles: The Angle of Discovery

Practice important angle vocabulary using an interactive lesson. As learners manipulate vertical angles, they watch the supplementary and congruent angles adjust. Questions pertaining to vocabulary and measurements follow their exploration.

EngageNY

#### End-of-Module Assessment Task: Grade 7 Mathematics Module 3

Pupils work seven problems that use equations and expressions to solve geometry problems. The questions range from finding equivalent expressions to finding areas and volumes of figures. Learners use their knowledge of angle...

Lesson Planet: Curated OER

#### Lines and Angles

Explore angle relationships associated with transversals. Pupils construct parallel lines with a transversal and find the measures of the angles formed. They figure out how the different angles are related before constructing...

EngageNY

#### Solving for Unknown Angles Using Equations II

The third lesson in the series of 29 asks learners to identify types of angles to verify angle relationships. They use vertical, adjacent, complementary, supplementary, and 360-degree angles to find unknown measures.

EngageNY

#### Solving for Unknown Angles Using Equations

They say a picture is worth a thousand words — and your pupils may agree after this instructional activity! They read a geometric description and create a diagram from that description. Their diagrams helps them to find unknown measures...

EngageNY

#### Solving for Unknown Angles Using Equations III

Challenge your classes to combine geometric and algebraic concepts with an activity that builds on concepts learned in the first three lessons of the series. The fourth part asks scholars to identify geometric angle relationships and use...

EngageNY

#### Complementary and Supplementary Angles

Connect algebraic and geometric concepts to solve problems. The first lesson in the 29-part series examines complementary and supplementary angle relationships. Scholars write equations to represent the relationships and solve for...

Lesson Planet: Curated OER

#### Angles: Parallel Lines

Viewers are presented with seven problems with parallel lines and angle relationships and must use the given information to find the measures of specific angles. To finish, they explain their process in finding the measures in the problems.

Lesson Planet: Curated OER

#### Parallel Lines, Transversals, and Angles: What’s the Connection?

Streets, bridges, and intersections, oh my! Parallel lines and transversals are a present in the world around us. Learners begin by discovering the relationship of the angles formed by parallel lines and a transversal. They then apply...

Lesson Planet: Curated OER

#### Geometric Figures and Scale Drawings

Scale up your lessons on geometry and ask learners to investigate conditions on triangles, scale drawings, area and circumference of circles, and angle relationships. The resource includes activities and a homework assignment.

Lesson Planet: Curated OER

#### Angles Formed by Transversals of Coplanar Lines

Create a strong understanding of the relationships formed when parallel lines intersect a transversal. Discuss each type of angle pair and their relationship to each other.

Lesson Planet: Curated OER

#### Angle Measurement

What do you create when you rotate a ray? An angle! Teach all the angle basics including naming, measuring, supplements, and complements.

Lesson Planet: Curated OER

#### Vocabulary Representation (Grade 4)

Reinforce fourth grade math vocabulary with a reference page offering eighteen terms. Each word is presented in bold lettering and accompanied by a definition and picture representation. Terms include number lines, supplementary angles,...

EngageNY

#### Cyclic Quadrilaterals

What does it mean for a quadrilateral to be cyclic? Mathematicians first learn what it means for a quadrilateral to be cyclic. They then investigate angle measures and area in such a quadrilateral.

Lesson Planet: Curated OER

#### Formulas for Elementary and Intermediate Algebra

Give your scholars the support they need to work with formulas. A reference page offers definitions and picture examples of perimeter, area, surface area, volume, the Pythagorean theorem, a variety of shapes, and more.

Lesson Planet: Curated OER

#### Unit 5 Math Vocabulary Cards (Grade 6)

Acute angle, line of symmetry, and vertex are a few terms you'll find in a set of 90 flashcards designed to reinforce math vocabulary. Included in the set are two types of cards; a word card printed in bold font, and a definition card...

Lesson Planet: Curated OER

#### Assessment For The California Mathematics Standards Grade 6

Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...

EngageNY

#### Solve for Unknown Angles—Angles and Lines at a Point

How do you solve for an unknown angle? In this sixth installment of a 36-part series, young mathematicians use concepts learned in middle school geometry to set up and solve linear equations to find angle measures.

Lesson Planet: Curated OER

#### Find Angle Measurements Using Complementary and Supplementary Angles

How can geometry learners remember the difference between supplementary and complementary angles? Not only will the video explain how to remember these two angles, but it also demonstrates how to find unknown angles knowing the degree of...