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Worksheet
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Properties of Angles, Lines, and Triangles

For Students 10th
In this properties of angles, lines and triangles worksheet, 10th graders solve and complete 28 different problems that include determining the measurement of various figures shown. First, they use the geometric properties and theorems...
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Worksheet
Curated OER

Conserving Fuel

For Students 7th
In this conserving fuel worksheet, 7th graders solve and complete 4 different word problems that include measurement and total cost of products. First, the determine the gas station described that has the lowest price of gasoline. Then,...
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Worksheet
Curated OER

Angle Bisectors

For Students 10th
In this angle bisector worksheet, 10th graders solve and complete 23 various types of geometry problems. First, they find the angles listed in the figure shown. Then, students determine the sum of the interior angles of a polygon. They...
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Lesson Plan
Curated OER

The Stained Glass Window

For Teachers 6th - 8th
Students use centimeter rulers and the attached worksheet containing a scale drawing of a stained glass window. The actual measurements of the stained glass window are given, and students are asked to find the actual measurement of the...
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Lesson Plan
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This Is My Home

For Teachers 1st - 2nd
Students listen to a read aloud of Mary Ann Hoberman's A House Is a House for Me before discussing the meaning of habitats and the different types of homes that people live in. Next, they pretend to be architects and design a home for...
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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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Lesson Plan
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Worksheet Five

For Teachers 7th - Higher Ed
In this scale drawing worksheet, students use the scale drawing of a building to calculate the length of two walls. They compute the amount of molding they must order (perimeter). Students calculate the area of the house to determine how...
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Worksheet
Curated OER

Geometry Review

For Students 10th
In this geometry review worksheet, 10th graders solve and complete 33 different problems that include identifying various geometric figures and parts of a circle. First, they find the radius of each circle given its diameter. Then,...
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Worksheet
Curated OER

Perimeter

For Students 10th
In this perimeter activity, 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 the...
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Worksheet
Curated OER

Classifying Angles

For Students 10th
In this classifying angles activity, 10th graders solve and complete 35 various types of problems. First, they match each type of angle with its correct description. Then, students determine whether the given lines or planes are...
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Lesson Plan
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Density

For Teachers 3rd - 7th
Students find the mass, volume, and density of various objects. In this density measurement lesson, students observe how same-sized objects can have different masses, then use water displacement to find the density of each object and...
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Worksheet
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Optimization

For Students 9th - 12th
In this optimization of satellites worksheet, students read about the Octagonal IMAGE satellite and solve 4 problems related to the size and shape of the satellite and the solar cells used to power the satellite. Students find the mass...
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Worksheet
Curated OER

Geometric Figure Quiz

For Students 9th - 12th
In this geometric figure instructional activity, students answer 10 multiple choice questions about geometric figures.  Students find missing angles, interior angles, properties of polygons, etc.
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Worksheet
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Geometric Shapes and Angles

For Students 10th
In this geometry learning exercise, 10th graders review polygons and solve for the missing angles of trapezoids and isosceles triangles. There are 10 questions on this learning exercise with an answer key.
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Worksheet
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Circles Terminology Multiple Choice

For Students 9th - 12th
In this circles worksheet, students solve 10 multiple choice problems. Students answer questions about diameter and chord relationships, tangent lines to a circle, circumference, the Pi relationship, etc.
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Lesson Planet Article
Curated OER

Egg-citing Easter Art Activities

For Teachers 2nd - 6th
Easter art projects can be used to teach students about a variety of cultural art forms.
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Worksheet
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Angles, Symmetry, and Quadrilaterals in Four Exercise Sets

For Students 8th - 11th
In this angles learning exercise, students calculate the size of angles, draw lines of symmetry, and form quadrilaterals in four exercise sets.  The solutions are provided.
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Lesson Plan
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Space Tiling with Captain Planet

For Teachers 5th
Fifth graders Apply the symmetry and angle properties of polygons, using symmetry and angle properties of polygons to solve practical problems. They study tessellates and explain why a shape tessellates.
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Worksheet
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Geometry

For Students 6th - 10th
In this geometry learning exercise, students find the sum of angles, label angles, and more. Students complete 6 questions total on this learning exercise.
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Worksheet
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Skills and Application

For Students 9th - 10th
In this geometry worksheet, students identify the different properties of parallel lines cut by a transversal. They identify the different angles created by such lines. There are 16 questions.
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Worksheet
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Properties of Angles

For Students 10th
In this properties of angles learning exercise, 10th graders solve and complete 3 different types of problems. First, they calculate the value of the missing angles in each diagram and explain the reasons for their answer. Then, students...
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Worksheet
Curated OER

Parallel Lines and Transversals

For Students 10th
In this parallel lines and transversals worksheet, 10th graders solve nine different problems related to measuring parallel lines and transversals. First, they name two more pairs of parallel segments, two more skew segments, and two...
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Worksheet
Curated OER

Quiz: Triangle Inequality Theorem

For Students 7th - 8th
For this triangle inequality theorem worksheet, students determine the lengths of the sides of triangles and identify the measure of angles. This one-page worksheet contains ten triangle theorem problems.
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Worksheet
Curated OER

Polygons - Sum of Interior Angles

For Students 7th - 8th
In this polygon worksheet, students determine the sum of the interior angles of a figure. Given the sum of the interior angles, they determine the number of sides of a polygon and the measure of one central angle. This one-page worksheet...

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