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Worksheet
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Triangles

For Students 10th
In this geometry worksheet, 10th graders solve problems involving triangular inequality. They apply the proofs and theorem of triangles to solve these problems. There is an overview and one question.
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Worksheet
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Regents Exam Questions G.G.26: Converse 2

For Students 9th - 12th
In this converse worksheet, students write 9 converse statements in short answer format. Students write the converse of a given conditional statement.
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Worksheet
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Tessellations Homework

For Students 7th - 9th
In this tessellation worksheet, students draw tessellations using specified figures. This one page worksheet contains five multi-step problems.
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Worksheet
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Conditional Statements

For Students 9th - 10th
In this geometry worksheet, students read given sentences and identify the hypothesis and the conclusion of the conditional statements. There are 21 questions.
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Worksheet
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Polygon Area Review Sheet

For Students 9th - 12th
In this polygon area worksheet, students answer 8 questions involving the area of several polygons. Students are given various details of the polygon and must find lengths of various polygons.
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Interactive
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AC Phase

For Students 10th - Higher Ed
In this AC phase worksheet, students answer 24 questions about AC and DC voltages, phasor diagrams, sine wave graphs and Lissajous figures.
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Lesson Plan
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Triangle Inequality Theorem

For Teachers 8th - 10th
Students use the inequality theorem to solve triangles and their properties. In this geometry instructional activity, students are given spaghetti of different lengths and asked to create triangles. They conclude the necessary length...
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Worksheet
Curated OER

Perimeter

For Students 10th
In this perimeter worksheet, 10th graders solve and complete nineteen various geometry problems. First, they find the length of given segments in addition to the perimeter of a kite. Then, students find the value of a variable so that...
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Worksheet
Curated OER

Trigonometry for AC Circuits

For Students Higher Ed
In this physics learning exercise, students solve 23 trigonometry based problems. Students apply the Pythagorean Theorem in electricity calculations.
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Lesson Plan
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Properties of the Centers of a Triangle

For Teachers 9th - 12th Standards
High schoolers investigate properties of the four centers of a triangle and explore a special property of the circumcenter and orthocenter of a triangle. This lesson requires the use of Cabri, Jr.
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Worksheet
Curated OER

Pythagorean Theorem

For Students 9th - 10th
For this Pythagorean theorem worksheet, students solve and complete 20 different problems that include using the Pythagorean theorem to solve them. First, they use the Pythagorean theorem to determine the value of x in each right...
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PPT
Curated OER

Chalkboard Challenge: Fifth Grade Math Review

For Teachers 4th - 5th
This PowerPoint addresses fifth grade math concepts, focusing mostly on geometry. The interactive math review game is in a "Jeopardy" style format and enables students to revisit the topics in geometry such as polygons, quadrilaterals...
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Lesson Plan
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Shortest Distance Between Points and Lines

For Teachers 10th Standards
Learners use technology to determine the shortest between two points in a plane. They are required to support their analytic explanations with visual illustrations.
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Worksheet
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Academic Algebra 2 Test

For Students 11th
In this algebra worksheet, 11th graders rewrite word problems using algebraic expressions. They solve problems using systems of equations. There are 14 problems on this worksheet.
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Lesson Plan
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Introduction to Fractals: Geometric Fractals

For Teachers 6th - 8th
Students study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Students complete worksheets based on Geometric Fractals.
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Lesson Plan
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Geometric Fractals and the Chaos Game

For Teachers 8th - 10th
Learners define fractals and patterns. They explore how a seemingly random process can result in a pattern. Students practice probability and fractions skills by playing the chaos game online.
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Lesson Plan
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Unequal Groups vs. Equal Groups

For Teachers 3rd
Third graders read and discuss math story problems and analyze if the story is using equal groups or unequal groups. They listen to the book "12 Ways To Get to 11," and simulate the story using beads on a pipe cleaner. Students then...
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Worksheet
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Problem-Solving Strategy: Find a Pattern

For Students 4th - 6th
In this tessellations worksheet, students solve 2 word problems where they use the "make a pattern strategy" to form tessellations from geometric shapes. There is scaffolding for the problem solving strategy.
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Lesson Plan
Curated OER

Trig Review

For Teachers 12th
Twelfth graders review the 6 identities of trigonometry. For this trig lesson, 12th graders review the importance of the right triangle as it relates to sine, cosine and tangent. They review the basic trig identities and how it relates...
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PPT
Curated OER

Academic Vocabulary: Sports Challenge

For Teachers 2nd - 3rd
This PowerPoint enables students to review mathematical terms in an interactive review game format. The slides contain a question about a mathematical term and the students must answer with the correct vocabulary word in order to get...
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Lesson Plan
Curated OER

Spaghetti Measure

For Teachers 6th - 8th
Students receive a copy of a "Spaghetti Measure" task sheet along with the scoring rubric. Students preview the task and the rubric prior to starting the task. tudeThey determine the circumference of a circle of spaghetti that will...
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Lesson Plan
Curated OER

Math: Equal Area Triangles

For Teachers 6th - 8th
Students examine a math worksheet and determine how to divide a single triangle into four of equal area. Using geometric principles, they sketch two additional ways to divide into into four equal triangles. To conclude, students...
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Worksheet
Curated OER

Using the Law of Sines and the Law of Cosines to Solve Triangles

For Students 10th - 12th
In this trigonometry worksheet, students apply the Law of Sines and Cosines to solving for missing sides of a triangle. There are 5 questions with an answer key.
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Worksheet
Curated OER

Regents Exam Questions GG 26: Converse 1

For Students 10th - 12th
In this converse worksheet, learners read given logical statements.  Afterwards, they identify the converse of the statement.  This two-page worksheet contains 9 multiple-choice problems.  Answers are listed on page two.

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