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Lesson Plan
Curated OER

Counting on Measurement

For Teachers 1st
First graders explore measurement. They measure by counting non-standard units. Students use a variety of non-standard units to predict and measure volume of various containers using rice.
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Lesson Plan
Curated OER

Angle Action

For Teachers 5th - 7th
Young scholars measure and label specified angles. In this angles lesson, students use a protractor to find angles that are acute, obtuse, and reflexive. Young scholars then label each angle and match the angles the correct definition....
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Worksheet
Curated OER

Angles-Greater Than, Less Than or Equal To 90 Degrees?

For Students 5th - 6th
In this angles instructional activity, students determine whether given angles are greater than, less than or equal to 90 degrees, checking the appropriate answer. A reference web site is given for additional activities.
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Worksheet
Curated OER

Central and Inscribed Angles

For Students 10th
In this central and inscribed angles worksheet, 10th graders identify and solve 20 different problems that include determining inscribed angles and intercepted arcs. First, they determine the measure of point P if the given angles are...
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Lesson Plan
Curated OER

Sum of Exterior Angles of Polygons

For Teachers 9th - 12th Standards
Have fun calculating angles for different polygons. The class differentiate the relationship between the interior and exterior angles of polygons. They discuss linear pair as it related the polygons and their angles. This is done as they...
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Lesson Plan
Curated OER

Angles of a Triangle

For Teachers 9th - 12th Standards
Learners explore the measures of the angles of a triangle in this geometry lesson. They use Cabri Jr. to investigate the sum of the measures of the interior angles of a triangle, and examine the relationships between the interior and...
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Lesson Plan
Alabama Learning Exchange

Cosmic Measurements

For Teachers 7th - 12th Standards
Students develop two units of measurement to relate to the astronomical unit and the light year. In this astronomy lesson, students use a Twizzler to develop a measurement unit similar to the astronomical unit. They use a moving object,...
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Lesson Plan
Curated OER

Angles in Standard Positions

For Teachers 9th - 11th
Students identify positive and negative angles using the Unit Circle. In this pre-calculus lesson, students identify the different angles on a unit circle using the coordinate plane and the four different quadrants as a guide. They...
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Lesson Plan
Curated OER

Reference Angles

For Teachers 9th - 12th Standards
Learn how to measure the reference angles in degrees and radians.  Young scholars find reference angles that are coterminal with a given angle.
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Worksheet
Curated OER

Types of Angles

For Students 10th
In this types of angles worksheet, 10th graders solve 10 different problems that are related to various types of angles. First, they determine the number of degrees there are in an angle that has two supplementary angles. Then, students...
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Worksheet
Curated OER

Types of Angles

For Students 10th
In this types of angles worksheet, 10th graders solve 10 different problems that include various types of angles. First, they determine the number of degrees in an angle with two supplementary angles. Then, students determine the value...
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Worksheet
Curated OER

Missing Angle Problems

For Students 6th
In this problem solving activity, 6th graders focus on the angles described in each word problem. Students must solve for each of the 6 problems, giving a written explanation for each in the space provided.
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Worksheet
Curated OER

Angles

For Students 6th - 8th
In this math learning exercise, middle schoolers measure a series of angles. Then they measure the angles in the triangles and determine the sum of the angles.
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Worksheet
Curated OER

Leveled Problem Solving Special Pairs of Angles

For Students 5th - 7th
In this special pairs of angles practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
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Worksheet
Curated OER

Angles Identification

For Students 3rd - 5th Standards
In this assignment, math whizzes identify angles as either being obtuse, acute, right, or straight. Students identify six angles. The publisher states that this is designed with CCSS.Math.Content.MD.6 in mind, but it really does not ask...
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Lesson Plan
Curated OER

Angle Action

For Teachers 6th
Sixth graders investigate the concept of an angle. They classify an angle according to its type. The lesson has students practice with acute, right, and obtuse angles. A unique part is when telling time using clock hands is related to...
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Lesson Plan
Curated OER

Geometry and Measurement

For Teachers 6th - 8th
Learners view a right triangle displayed by the teacher. Students measure legs and the interior angles of the triangle. They look for a pattern or relationship between the legs and angles. Learners use pegboards and string to create more...
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Worksheet
Curated OER

Classify Angles

For Students 7th
In this angle instructional activity, 7th graders identify various angles. Students respond to 6 short answer questions identifying the different angles represented in each.
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Lesson Plan
Curated OER

Inscribed Angles

For Teachers 9th - 10th
Students calculate the inscribed angle of a triangle. In this geometry lesson, students identify the angle created by intersection of a triangle and a circle. They see the relationship between the arc and the angle.
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Lesson Plan
Curated OER

Hey! What Is Your Angle?

For Teachers 5th
Fifth graders create and classify straight, right, acute and obtuse angles. In this clever lesson, 5th graders utilize pretzel sticks to form different types of angles. Best of all, they get to eat them at the end!
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Lesson Plan
Curated OER

Working With Angles

For Teachers 4th - 5th
In this math worksheet, students collaborate with a "study buddy" or "coach" to learn whether an angle is acute, obtuse or right. Students follow the directions to go through the process of deciding what classification an angle has....
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Lesson Plan
Curated OER

Investigating a Point on an ANgles Bisector

For Teachers 7th - 9th
Students investigate points and angle bisectors. In this geometry lesson, students define angles, bisectors and perpendicular bisectors. They analyze angles and bisectors using Cabri software.
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Worksheet
Curated OER

Numerical Practice with Big Circles

For Students 10th - 11th
In this numerical practice instructional activity, students determine the measurement of given angles. Using trigonometry ratios, they find the measurement of ten angles on this one-page instructional activity.
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Lesson Plan
Curated OER

Study Buddies: Classifying Triangles

For Teachers 4th - 5th
In this math worksheet, students analyze an informative chart about the measurement and angles of equilateral, isosceles and scalene triangles. Students then answer 5 questions about classifying triangles.

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