Lesson Plan
Curated OER

Angles That Pair

For Teachers 6th - 8th
Students identify angles.  For this angles that pair lesson, students identify adjacent, vertical, complementary, and supplementary angles.  They use straws, pretzel sticks to demonstrate given types of angles. 
Worksheet
Curated OER

Geometry Lines and Angles

For Students 10th
In this lines and angles instructional activity, 10th graders solve and complete types of problems that include different line segments and angles to identify. First, they determine whether each line is parallel, skew, or perpendicular...
Worksheet
Math Mammoth

Calculating Angles in a Triangle 2

For Students 5th - 6th
In this geometry worksheet, learners calculate unknown angles in diagrams of 3 triangles. They draw and answer short answer questions about angles. They then calculate the designated angles in 2 more diagrams.
Worksheet
Curated OER

Sum of Interior Angles

For Students 10th
In this sum of interior angles learning exercise, 10th graders solve 10 different problems that are related to determining the sum of various interior angles in figures. First, they determine the sum of the interior angles of a...
Worksheet
Curated OER

Acute or Obtuse Angles

For Students 6th - 7th
In this geometry worksheet, students view ten angles of varying degrees and identify if the angle is acute or obtuse. The students write the answer on the lines provided.s
Worksheet
Curated OER

Classifying Angles

For Students 10th
For this classifying angles worksheet, 10th graders solve and complete 21 various types of problems. First, they use the diagram shown on the right to answer the questions that follow. Then, students solve for x and find the measure of...
Lesson Plan
Curated OER

Angle Exploration and Classification

For Teachers 4th - 7th
Students compare and contrast angles and identify them as acute, obtuse, right, or straight angles. They create rays and angles using uncooked spaghetti, read and discuss key vocabulary terms, and complete a variety of geometry worksheets.
Worksheet
Curated OER

Angle Bisectors

For Students 10th
In this angle bisector worksheet, 10th graders solve and complete 23 various types of geometry problems. First, they find the angles listed in the figure shown. Then, students determine the sum of the interior angles of a polygon. They...
Lesson Plan
Curated OER

Obtuse Angles

For Teachers 3rd
Third graders recognize and identify geometric shapes, work with manipulatives to reinforce understanding, and create polygons with various angles to display their knowledge of the different types of angles.
Lesson Plan
Curated OER

Angle Relationships

For Teachers 10th
Tenth graders explore the angle relationships that exist when two lines intersect. In this geometry lesson, 10th graders estimate the measure of given angles and use their graphing calculator tools. Students use this knowledge to find...
Worksheet
Curated OER

Angle Measurements

For Students 10th
In this angle measurement worksheet, 10th graders solve and complete 9 different word problems. First, they read the word problems carefully. Then, students draw a picture that represents each problem and solve. Finally, they find side...
Worksheet
Curated OER

How Does the Angle Effect How Fast a Car Will Travel?

For Students 7th - 9th
For this angle of movement and speed worksheet, students determine at which angle a car will travel the fastest. They test 12 different angles on a toy car and determine from their data which angle is the best for speed.
Lesson Plan
Curated OER

Interior/Exterior Polygon Angles and Tessellations

For Teachers 9th - 11th
Learners discover the sum of the interior and exterior angles of several polygons. In this Geometers sketchpad lesson, students work in groups to find the stated measurements of triangles, quadrilaterals, pentagons and hexagons. Learners...
Worksheet
Curated OER

Right Triangle Trigonometry

For Students 10th
In this geometry worksheet, 10th graders use right triangle trigonometry to find the missing angle measure.  The two page worksheet contains fourteen problems.  Answers are provided. 
Worksheet
Curated OER

Finding Angles in Right Triangles

For Students 10th
In this geometry worksheet, 10th graders use right triangle trigonometry to solve application problems in which they find the measure of the missing angle in a right triangle.  The two page worksheet contains five free response...
Worksheet
Curated OER

Kuta Software - Angles in Quadrilaterals

For Students 9th - 12th
In this angles in quadrilaterals worksheet, students solve 18 short answer problems. Students find unknown angles in a quadrilateral given a sketch of various quadrilaterals with unknown angle measurements.
Worksheet
Curated OER

Complementary and Supplementary Angles

For Students 10th
In this complementary and supplementary angles worksheet, 10th graders solve and complete 23 various types of problems. First, they supply a reason to justify each statement in the given sequences. Then, students find the measure of each...
Worksheet
Curated OER

Right Triangle Trigonometry: Finding Missing Sides and Angles

For Students 9th - 11th
In this right triangle trigonometry worksheet, students find the measure of specified angles. Students determine the length of the missing side of a right triangle. This four-page worksheet contains 24 problems. Answers to the worksheet...
Worksheet
Curated OER

Angles on a Compass

For Students 2nd - 3rd
Angles and directions collide on this worksheet. Students must carefully read The given traveling directions, then fill in the compass with the correct number of right angles. There are 2 pages and 18 compasses to fill.
Worksheet
Curated OER

State Facts A Right Angle Puzzle

For Students 9th - 10th
In this geometry activity, students create words making a right angles each time. There are 50 questions to be solved with an answer key.
Worksheet
Math Mammoth

Construct Line Segments and Angles

For Students 6th - 7th
In this math instructional activity, learners are asked to used a compass and straight edge to construct copies of shapes, angles and line segments.
Worksheet
Curated OER

Typical Numeric Questions for Physics I - Light and Optics

For Students 9th - Higher Ed
Nineteen word problems dealing with frequency, speed, reflection, and refraction of light are provided here. Empower your physics masters to manipulate equations for computing angles, focal lengths, image heights, and more! This is a...
PPT
Curated OER

Geometry Jeopardy!

For Teachers 5th - 6th
A list of instructions for this exciting Geometry Jeopardy game is included on slide 2. There are a total of 25 clues and 5 categories, including: solids, triangles, lines, angles, and grab bag. Tip: Play this Jeopardy game with your...
Lesson Plan
Curated OER

Sum of Angles on a Triangle

For Teachers 4th - 5th
Use this lesson for a basic review of angles. While the activities discussed are outlined, there are no materials provided to make implementation possible. When using this resource, it is necessary to create worksheets and other...

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