Math Mammoth
Circles
Your class examines a series of shapes and discusses how we know that they are not circles. In this way, you begin to acquaint them with the properties and parts of this geometric figure. Then, teach them how to use a protractor to...
Curated OER
Concurrent Lines, Medians and Altitudes
In this geometry learning exercise, students construct angles and identify medians and altitudes. They use a compass and protractor to perform heir construction. There are 28 questions.
Curated OER
Working With Angles
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....
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
Angles Identification
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...
Curated OER
Measure Me
In this math worksheet, students measure the different angles for the six problems. They use a protractor and also estimate the solutions.
Curated OER
Classifying Triangles
In this classifying triangles worksheet, 10th graders solve 6 different problems related to the classification of triangles either by their angles or by their sides. First, they use a protractor and a ruler to draw triangles using the...
Curated OER
Measure, Draw, and Classify Angles: Homework
In this angles instructional activity, 7th graders review the definitions for a right angle, acute angle, obtuse angle, and straight angle. Students then use symbols to name each angle three different ways. Students classify each angle...
Corbett Maths
Construct a 30 Degree Angle
Split it down the middle. Using the tools of geometric construction, the video shows two different methods of constructing a 30-degree angle. The first method bisects an angle of an equilateral triangle. The second uses the diagonal of a...
Curated OER
Classifying and Measuring Angles
In this classifying and measuring angles learning exercise, 10th graders solve and complete the measures of various types of angles. They determine whether each angle drawn is a straight, right, obtuse, acute, or reflex angle. Then,...
Curated OER
Measuring, Drawing, and Naming Angles
In this angles worksheet, students name and measure six angles. Students then draw four angles with a protractor given the degree measure.
Curated OER
Classify and Measure Angles
In this angles worksheet, students use a protractor to measure and classify a set of 9 angles. A reference web site is given for additional activities.
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
Measuring Angles
In this angles instructional activity, students use a protractor and measure a set of angles, correctly checking features and measurements that apply. A reference web site is given for additional activities.
Curated OER
Polygon Angle Partners
For this math worksheet, students analyze 6 geometric figures. Students label each polygon with its name and measure each inside angle. Students are instructed to compare their measurements with those of a partner.
Curated OER
Measuring Angles
For this angles worksheet, students use a protractor and measure a set of 5 angles, checking the correct measurements and labeling as acute, right, obtuse or straight.
Curated OER
Geometry Level 3
What a wonderful resource! Learners create two-dimensional shapes according to the instructions stated, use the squares to make a triangular prism, a cube, and a pyramid, and identify features of plane shapes, among a myriad of other...
Mathed Up!
2D and 3D Shapes
What a great assessment to give young mathematicians in order to test their knowledge on two- and three-dimensional shapes. Learners name various shapes, identify the number of edges, faces, and vertices, match an unfolded version of a...
Nuffield Foundation
Angles
Your learners practice the foundations of measuring two-dimensional angles. As well as the explanation of how to measure angles and their classifications, learners have plenty of practice problems on this worksheet.
Curated OER
Measuring Angles - Pretest Questions
Upper graders solve ten multiple choice problems about angles and measuring angles.
Illustrative Mathematics
Are These Right?
Is that a right triangle or a wrong triangle? Young mathematicians look at eleven different shapes and use a measuring tool of their choice to determine which triangles have right angles. Consider cutting out sets of the shapes to...
Noyce Foundation
Parallelogram
Parallelograms are pairs of triangles all the way around. Pupils measure to determine the area and perimeter of a parallelogram. They then find the area of the tirangles formed by drawing a diagonal of the parallelogram and compare their...
Virginia Department of Education
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...
Virginia Department of Education
How Many Triangles?
Something for young mathematicians to remember: the sum of any two sides must be greater than the third. Class members investigates the Triangle Inequality Theorem to find the relationship between the sides of a triangle. At the same...
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