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Drawing Quadrilaterals
In this math worksheet, learners draw quadrilaterals and also find the sums of the inner angles for each. They practice drawing rhombuses as unique quadrilaterals.
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Pythagorean Theorem
Learners find the different ratios of a triangle. In this geometry lesson, students use the Pythagorean Theorem to solve for missing sides and angles on a right triangle. They use a robot to create a right triangle.
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Radians, Arc Length, and the Area of a Sector
In this college level geometry worksheet, students convert between degrees and radians. Students determine arc length and solve problems involving the area of a sector. The four page worksheet contains seventy-four...
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Types of Triangles
Fifth graders explore the required functions of the Geometer's Sketchpad. Using the computer software, they construct similar triangles and identify them by angles and sides. Students classify triangles. Afterward, they complete problems...
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Reflection Experiments
Seventh graders investigate with light rays. In this light lesson plan, 7th graders determine the angle of reflection using simple materials. They continue the investigation by exploring the theory that light which is not reflected or...
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Measuring The Earth
High schoolers use their geometry and trigonometry skills to determine the distance between their school and another school.
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Look at It from the Right Angle
Students investigate how geometry can be used in the field of fitness and physical performance. They view a video that demonstrates how doctors and therapists mention geometry as they treat sports-related injuries.
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Polygons and Diagonals
Students practice measuring the interior angles of given regular polygons and create a formula for finding the measure of th interior angles of any polygon. They determine the relationships between the number of vertices's or sides in a...
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2-D Geometry
Third graders describe and compare attributes of two-dimensional shapes. They explain geometric terms, angles and shapes. Students demonstrate each vocabulary word with their body and they mirror the body positions associated with each...
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Multiple Images Activity
In this images worksheet, students use different sized mirrors to determine how many angles and images are reflected. Students complete 5 sets of directions.
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Quadrilaterals
In this quadrilaterals worksheet, 10th graders solve 10 different problems that include the quadrilateral family and properties. First, they determine the area of a rectangle given the perimeter and length. Then, students determine the...
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Tessellation Trial and Error
In this interactive instructional activity, students review attributes of equilateral polygons. They are introduced to the concept of a tessellation. Using protractors and pre-cut shapes, students arrange a variety of tiles to create...
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Trigonometry Multiple Choice
In this geometry worksheet, learners solve word problems. They find the height and distance of triangular measurements. They identify missing angles using triangular properties. There are 10 questions.
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Intro to Trigonometry
After being introduced to the basic trigonometry functions, students calculate the height of school landmarks. They experiment with different angles to find the correct height.
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Triangles
In this triangles worksheet, 10th graders solve 10 different problems that include determining the measurement of various angles. First, they determine the area of a triangle illustrated on the sheet. Then, students use the picture to...
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Polygons
In this polygon worksheet, students draw various polygons according to given specifications and find angle sums. A website reference for additional resources is given.
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Arcs and Chords Multiple Choice
In this geometry learning exercise, students answer questions about triangles using the correct properties. They find missing angles and sides of triangles. There are 15 questions with an answer key.
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Christmas Presents
Seventh graders create a graph of their Christmas gifts. They develop categories, compute fractional and decimal parts for each category, identify the number of degrees to represent each fractional part, and create a circle graph to...
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Reasons for the Seasons
Students discover how the Earth's axis of rotation affects the angle of sunlight and the length of day. They take a survey and give the survey out to family members and friends. They tally their findings and then determine the correct...
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Reasons for the Seasons
Sixth graders conduct and analyze a survey that explores public perceptions about the reasons for seasonal change. They measure the changing length of days, observe shadows and discuss how the Earth's axis of rotation affects the seasons.
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Oranges and Stopwatches
Learners begin to recognize that objects have many measurable attributes. They examine how to identify and accurately measure attributes of common objects. Also Students report their measurement findings.
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Investigating Scale Factors with the Geometer's Sketchpad
Students use Geometer's Sketchpad to examine the scale factor when in is applied to the length of a figure's sides. They look at how the scale factor affects the side lengths, perimeter, and area of the figure that result. They work with...
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Graph Both Crusts
Fourth graders calculate the angles and construct a pie graph of the percentages of the elements in the continental and oceanic crusts. Then they analyze the results. They can be assigned the task of researching the percentages.
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Paper Pool
Students analyze the measurements of rectangles. In this analysis lesson, students will investigate patterns by looking at ratios. Students will also hypothesize the probability of a ball going into a certain pocket when playing pool....