Worksheet
Curated OER

Parabella

For Students 9th - 11th
In this algebra worksheet, students rewrite word problems into algebraic expressions using algebra symbols. They figure out what it is that the new daughter has one of.
Worksheet
Curated OER

The Geometry of Solids

For Students 8th - 10th
In this solids worksheet, students compute the volume of prisms, cylinders, pyramids, spheres and cones.  This seven-page worksheet contains approximately 68 problems. 
Lesson Plan
Curated OER

Regular Polyhedra

For Teachers 10th
Tenth graders investigate the history of geometry and its different shapes. In this geometry lesson plan, 10th graders practice seeing three dimensional shapes and explain why there are only five polyhedra. They relate all the new...
Worksheet
Curated OER

Related Rates

For Students 11th - 12th
In this algebra worksheet, students rewrite word problems using algebraic symbols and solve for the related rates. There are 10 word problems involving derivatives and rates.
Worksheet
Curated OER

Trigonometric Triangles

For Students 9th - 11th
In this trigonometry activity, students find the missing angle and sides given the 6 trigonometric values. There are 6 questions with an answer key.
Lesson Plan
Curated OER

Geogebra Basics

For Teachers 9th - 11th
Students identify basic geometric shapes using Geogebra. In this geometry lesson, students work on a laptop as they explore different geometric shapes. They calculate the area and perimeter of triangles.
Worksheet
Curated OER

Tessellations Multiple Choice

For Students 7th - 9th
In this tessellations worksheet, students answer questions about the characteristics of tessellations.  They identify polygons that will and will not tessellate.  Students determine the sum of angles in a polygon...
Lesson Plan
Curated OER

Pick's Theorem

For Teachers 9th - 11th
Students investigate polygons and their lattice. In this calculus lesson, students record data using different methods. They analyze their data and draw conclusions based on the relationship between the area and the interior lattice.
Worksheet
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Extending Trigonometry Skills

For Students 10th - 12th
In this trigonometry learning exercise, students use the sine and cosine law to solve problems. They investigate obtuse triangles using these laws. There are 40 questions.
Worksheet
Curated OER

Linear Functions

For Students 9th - 11th
In this algebra worksheet, students identify and label functions as linear or not. They find the domain and range of each function. There are 15 multiple choice questions.
Lesson Plan
Texas Instruments

Points, Lines, and Planes

For Teachers 9th - 12th Standards
Students solve problems dealing with points, lines and planes. In this geometry lesson, students differentiate between parallel lines and planes. They find the intersection of lines and planes.
Lesson Plan
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Pythagorean Triples

For Teachers 9th - 12th Standards
Teach how to solve problems with right triangles. Young scholars use the Pythagorean Theorem to identify missing sides and angles. Then, they will define and use the Pythagorean Triples to solve problems.
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...
Lesson Plan
Curated OER

Angles and Arcs

For Teachers 9th - 12th Standards
Students identify the relationship between angles and arcs. In this geometry instructional activity, students rotate and move the circle around to create different arcs on the TI-Navigator. They differentiate between major and minor arcs.
Lesson Plan
Curated OER

Positive and Negative Angles and Arcs

For Teachers 9th - 12th Standards
To better understand that the intersection point of two lines lies inside a circle, learners use their keen measurement skills. They discuss arcs, rays, tangent lines, and reflex angles. Then, they put their skills to work as they...
Lesson Plan
Curated OER

Functions and Inverses

For Teachers 9th - 12th Standards
Students solve problems identifying the functions and inverses. In this algebra lesson, students identify a one-to-one function, and perform the horizontal line test. They analyze data and graph their results on a graph.
Lesson Plan
Curated OER

Parabolic Paths

For Teachers 9th - 12th Standards
Students investigate properties of parabolas. For this algebra lesson, students identify the different paths of a parabola. They use the navigator to make observations of the parabola.
Lesson Plan
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Triangle Congruence

For Teachers 9th - 11th
Students use web applet to create congruent triangles. In this geometry lesson, students differentiate between congruent and similar. They create shapes online and drag those shapes around to create visuals of triangles.
Lesson Plan
Curated OER

Altitudes and Orthocenters: Making Connections to the Nine-Point Circle

For Teachers 9th - 12th
Learners practice various equations for constructing nine-point circles for triangles.
Lesson Plan
Curated OER

Math Mouth!

For Teachers 4th - 6th
Students examine and discuss math vocabulary. They participate in various games involving the math vocabulary. Use this as a supplement.
Lesson Plan
Curated OER

Geometric Transformations

For Teachers 5th - 12th
Learners examine images and preimages of a mapping and identify isometry. They view images by M.C. Escher, observe teacher demonstrations, and create a translation image, a rotation image, and a dilation.
Lesson Plan
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Magician Squares

For Teachers K - 3rd
Elementary school learners investigate the attributes of a square. They discover that squares are polygons and examine squares found in everyday life. They concentrate on connecting the word, square, with the shape. As an...
PPT
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Circles

For Teachers 3rd - 4th
A very basic presentation on the vocabulary associated with circles has come around. Math whizzes see definitions and examples of the radius, diameter, chord, and central angle of a circle. The last slide says "practice time," but there...
Worksheet
Curated OER

Graphs and Equations of Conic Sections Practice Test

For Students 10th - 12th
In this conic section worksheet, students complete a thirty-one question practice test containing matching and problem solving conic equation and conic graph problems.  The solutions are provided.

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