Interactive
CK-12 Foundation

Angle Classification: Crazy Quilt

For Students 9th - 12th Standards
There's more to a quilt than just a pretty pattern—there's geometry! Explore angle classification using an artistic approach to show your class that quilt designs are really just intricate geometric patterns. Here, scholars create a...
Assessment
Mathematics Assessment Project

Octagon Tile

For Teachers 6th - 8th Standards
A connecting-the-dots activity seems too easy for seventh grade but connecting vertices may prove a challenge. Class members first examine a figure created by drawing squares around the inside of an octagon and connecting the...
Interactive
CK-12 Foundation

Angles of Rotation in Standards Positions: Clock Angles

For Students 9th - 12th Standards
Use a clock face to develop angles representing standard position angles. The interactive allows pupils to create angles using the hands of a clock. Scholars discover that there is a difference in the angle formed using a clock face and...
Interactive
CK-12 Foundation

Distance Between Two Points: Segment Addition

For Students 9th - 12th Standards
Examine the segment addition postulate through an online simulation activity. An interactive lesson allows scholars to manipulate points and watch as the lengths of segments change. Through their study, they are able to apply the Segment...
PPT
Primary Resources

Volume (Lesson 1)

For Teachers 4th - 5th Standards
Add to your teaching tools an interactive presentation in that it's meant to be used in tandem with manipulative cubes. Each slide asks pupils to create a shape that uses a certain number of unit cubes. They are encouraged to make as...
Lesson Plan
Curated OER

Probability and Geometry

For Teachers 4th - 5th
Students practice calculating probability, see how geometry can help solve probability problems and explore platonic solids.
Lesson Plan
Curated OER

Integration: Geometry - The Pythagorean Theorem

For Teachers 8th - 9th
In this math worksheet, students are given that c is the hypotenuse of a right triangle. Students must find 12 sets of missing measures. Students also use the Pythagorean Theorem to determine whether a given set of measures would form a...
Worksheet
Curated OER

How Do We Measure Angles

For Students 4th - 5th
In these angles and geometry worksheets, learners learn about different kinds of angles, angle measurement, and other geometry facts. Students complete 15 questions.
Lesson Plan
Curated OER

Geometry in the Real World

For Teachers 8th
Eighth graders complete a unit of lessons on basic geometry concepts. They participate in a variety of activities, culminating in a project that involves publishing a booklet or a poster that presents the major geometry concepts from the...
Lesson Plan
Curated OER

Probability and Geometry

For Teachers 8th - 11th
Students explore the ways Geometry can help solve probability problems. Students describe platonic solids and practice calculating probability using an online resource. They construct dice with various numbers of sides to demonstrate...
Lesson Plan
Ohio Department of Education

I Can Name that Angle in One Measure! - Grade Eight

For Teachers 7th - 9th Standards
Collaborative groups work with geometry manipulatives to investigate conjectures about angles. They create a graphic organizer to use in summarizing relationships among angles in intersecting, perpendicular and parallel lines cut by a...
Lesson Plan
Curated OER

Probability and Geometry

For Teachers 4th - 5th
Students examine the relationship between probability and geometry to solve problems. In this geometry and probability lesson plan, students investigate the effect of changing percentages on a spinner to the probability of landing on a...
Worksheet
Curated OER

Geometry Worksheet- Angle

For Students 9th - 11th
For this geometry worksheet, students solve questions dealing with angles, triangles, and quadrilaterals. They calculate the missing angle. There are 2 questions.
Worksheet
Curated OER

Geometry: Calculating Volumes

For Students 9th - 12th
In this volume worksheet, students find the volume of 6 prisms/cylinders.  Students use a picture and given measurements of the prisms/cylinders to find the volume.
Lesson Plan
Curated OER

Area: Algebra/Geometry Institute Summer 2009

For Teachers 6th - 8th
Students compute the area of a rectangle.  In this area instructional activity, students measure the sides of rectangles and squares.  They cut figures, measure them, and determine the area of each given figure.  Students...
Lesson Plan
Curated OER

Indirect Measurement, Surveying Trigonometry

For Teachers 9th - 10th
Students measure distances using indirect measurements. In this geometry lesson, students apply proportion and ratios to measure heights of different objects. They differentiate between direct and indirect measurements.
Lesson Plan
Curated OER

Indirect Measurement

For Teachers 9th - 10th
Learners measure and apply their knowledge of proportion to solve problems. In this geometry lesson, students measure using a meter stick, small mirror and measuring tape. They compare and contrast their measurements to objects outside...
Lesson Plan
Curated OER

Measurement of Objects Using Similar Triangles in The Plane

For Teachers 9th - 11th
Young scholars use similar triangles and a sight tool to find the height and distance between large objects. In this similar triangles lesson plan, students use a constructed sight tool to measure the distance and height of an object...
Lesson Plan
Curated OER

Graphs and Measurement

For Teachers 10th
Tenth graders analyze graphs and by comparing trees. In this geometry lesson, 10th graders investigate the use of different graphs using bar and regular graphs. They work groups at the computer.
Lesson Plan
Curated OER

Gravity, Angles, and Measurement

For Teachers 10th - 11th
Young scholars relate math to real life scenarios. In this geometry activity, students launch a ball tracking each launch using a graph. They analyze their data for speed, angles and distance, trying to improve on each launch.
Worksheet
Curated OER

Determine the Measure of an Angle of a Right Triangle.

For Students 10th - 11th
In this geometry worksheet, students solve word problems by finding the values of missing angles and missing sides of triangles. They review their trigonometric properties of a right triangle. There are 9 problems with an answer key.
Worksheet
Curated OER

Three- and Two- Dimensional Geometry

For Students 7th
In this three- and two- dimensional geometry learning exercise, 7th graders solve 12 various problems related to geometric shapes and measurement. They first use paper and a pencil to sketch the front, side, back, top and bottom views of...
Worksheet
Curated OER

Solve Word Problems with Geometry

For Students 7th - 12th
In this geometry worksheet, students solve word problems having to do with lines, angles, shapes, area, perimeter, and more. Students complete 57 problems total.
Worksheet
Curated OER

A Geometry Worksheet - Similar Triangles

For Students 9th - 12th Standards
In this similar triangles worksheet, students find the scale factor of 6 sets of similar triangles. Students find the scale factor of two similar triangles given a sketch with measurements. Students use proportions to find a missing side...

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