Curated OER
Classify and Measure Angles
In this angles worksheet, students classify and measure a set of 9 angles, using a protractor. A reference web site is given for additional activities.
Curated OER
Sums of Angles in Polygons
In this angles in polygons worksheet, students calculate the sum of internal angles in 2 polygons, and solve for x in an additional 2. A reference web site is given for additional activities.
Curated OER
The Greedy Triangle-Intro to Geometric Shapes
In this geometry lesson, learners read The Greedy Triangle and use geoboards to construct geometric shapes. They identify the number of sides and angles each shape has.
Mt. San Antonio Collage
Circles
Don't circle around the topic, but get right to the center with tons of practice regarding circles in geometry. The note-incorporated instructional activity provides guided practice through many topics such as central angles, inscribed...
Lane Community College
Review Sheets: Geometry
Full of problems with polygons, angles, lines, and triangles, your learners get a multi-page packet that provides all they need to know. It contains many of the standard problem types as well as some more challenging questions.
Curated OER
Letter Angles
In this angles in alphabet letters worksheet, 3rd graders study 6 capital letters and answer 8 mathematical questions relating to the angles of each letter.
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Triangle Exterior Angles Theorem
Learners identify the measure of missing exterior angles. For this geometry lesson,students define and apply the exterior angle theorem to solve problems. They use Cabri software to create different angles and make investigations.
Curated OER
Angle Land and Angle Aerobics
Sixth graders investigate different types of angles. In this geometry lesson, 6th graders use a protractor to identify acute, obtuse, and straight angles.
Curated OER
Understanding Angles
In this geometry activity, students identify the different measure of each angle. They rotate the rays around and make observations about the angles formed. There are 15 questions and lots of examples.
Curated OER
Angle Action 1,2 and 3
Young scholars investigate angles through construction. For this geometry lesson, students use a protractor to identify the measurement of an angle. They identify angles cut by a transversal and two parallel lines.
Curated OER
Angles: Prove It!
In this angle worksheet, students first draw a set of intersecting lines, then use a protractor to complete a set of instructions about angles and answer related questions. Answers included on page 2.
Curated OER
Angle-Side Relationships
Students calculate the different sides and angles of a triangle. In this geometry lesson, students use triangular properties to define the relationship between two triangle. They identify missing angles using the interior angle theorem.
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Constructing angles
In this angle worksheet, students read a selection on angles and complete three short answer activities about right angles.
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Naming Angles: Worksheet 2
In this naming angles activity, students name each angle shown as acute, obtuse or right, 12 angles total. Answers are included on page 2.
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Angle Pairs
Students identify different angle pairs. In this geometry instructional activity, students identify the different angles of two parallel lines cut by a transversal. They identify the interior and exterior angles.
Curated OER
Triangle Side Lengths and Angles Measures
Students identify missing sides and angles. In this geometry lesson, students use triangular theorems to identify the missing sides. They use the Pythagorean Theorem to find the different ratios of each side.
Curated OER
Exploring Angle Pair Relationships
Students investigate the relationship between angles of triangles. In this geometry lesson plan, students identify properties of right and non-right triangles. They differentiate between vertical and supplementary angles.
Curated OER
Sum of Interior/Exterior Angles with Wilbur
Students identify the interior and exterior measures of polygons. In this geometry lesson, students identify the formula for interior angles of polygons. They differentiate between triangular and polygons angles.
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Exterior Angles
In this exterior angles learning exercise, 10th graders solve and measure 10 different angles and figures related to exterior angles. First, they determine how many degrees there are in the sum of the exterior angles of a regular...
Curated OER
Naming Angles
In this naming angles worksheet, students name each angle shown as an acute, obtuse or right angle, 12 angles total. Answers included on page 2.
Curated OER
Angles and Parallel Lines
In this geometry worksheet, students identify the interior and exterior angles of parallel lines cut by a transversal. There are 11 questions with an answer key.
Curated OER
Angle-Side Relationships
Students investigate triangles and their angle-side relationship. In this geometry lesson, students identify the property of the triangles and use it to solve the problem correctly. They use the TI to graph their triangles.
Curated OER
Interior and Exterior Angles of Polygons
Young scholars identify interior and exterior angles of polygons. In this geometry lesson, students add interior and exterior angles of polygons. They use angle theorems to solve the problems.
Curated OER
Vertical Angles
In this vertical angle worksheet, students find the measurements for all angles, using knowledge of vertical and supplementary angles.
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