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Asteroid Eros
In this asteroid image instructional activity, students observe a photograph taken by the NEAR imager and they determine the scale of the image following the given steps. They solve 4 problems using the scaled image and determine the...
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Water Treatment Plant Tour
Students define vocabulary related to geometry and calculate the volume. In this geometry lesson plan, students calculate flow rates, and volume as it relates to a water plant facility. They calculate the volume of three dimensional...
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Proving Pythagoras
Students prove the theorem of Pythagoras. In this Pythagorean Theorem lesson, students define the different parts of a right triangle. They use the Pythagorean Theorem to solve for the missing sides and angles of a right triangle.
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Midpoint of a Segment
Learners revisit midpoint and segments by graphing on the TI or computer. This activity can be done with pencil and paper, but is more interactive if it is done on a TI-navigator.
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Trigometric Ratios
This lesson requires a worksheet that is not connected. It is integral to the lesson.
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Probability and Geometry
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...
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Leonardo da Vinci
Students select appropriate tools and technology to perform tests, collect data, and display data. They construct appropriate graphs from data and develop qualitative statements about the relationships between variables.
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A Tall Story
Students investigate the growth rate of a man named Bob Wadlow. In this growth rate of a man lesson, students determine if the growth rate of this particular man was normal or abnormal. Students bring in data of their height...
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Congruent Chords, Parallel chords and Perpendicular Chords
In this geometry activity, students solve problems about congruent, parallel, and perpendicular chords and bisectors. There are 9 problems with an answer key.
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Area Post Test
In this area learning exercise, students complete a ten question multiple choice test by finding the area of various geometric figures. This is an interactive learning exercise.
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The Tangent Ratio
Students calculate the tangent ratio given a right triangle. In this trigonometry lesson, students use a right triangle and the Pythagorean Theorem to solve problems.
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Volume and Surface Area: Which Is More?
Learners explore the volume and surface area of three dimensional figures. Through the use of video, students discover three dimensional shapes, their uses in real-life applications, and methods used to calculate their volume and surface...
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Mars Rover Landing Site
In this Mars Rover Landing worksheet, students are given an image of Mars near the Bonneville Crater. Students determine the image scale in the diagram and use it to find the diameter of the Bonneville Crater, the width of the Rover's...
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How do You Stack Up? Revisited
Students estimate the thickness of coins. In this stack up lesson, students stack pennies, nickels, dimes and quarters. They calculate and record the thickness of each coin. Students stack coins and estimate the height of the stack.
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Human Face of Mathematics - Mathematics in Aboriginal Culture
Learners collect statistical data. In groups, students play a dart game and then determine the distance between darts. They collect the data and plot the information on a coordinate plane. They identify the mean and the...
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Who Wants to Carry a Million?
Students, in groups, determine the volume of a box large enough to hold a million dollars. They calculate the dimensions of a bill and the volume of the money.
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Introduction to Hours & Minutes
First graders identify, interpret, and gain proficiency in using a clock to tell time to the hour and determine how many minutes are in an hour. They identify and list what they do as they travel through their dayand how much time you...
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Investigating Segments in a Triangle
Pupils investigate segments in a triangle by constructing a triangle using Cabri Jr. They construct segments within the triangle that lie on the midpoints of the triangle's sides. Learners then compare the slope of base of the triangle...
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Washington D.C. from Space
In this Washington D.C. from space learning exercise, students use a picture generated by the International Space Station and they find the scale of the image. They determine the actual size of features in the image, they find the...
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Transformations: Translations
Students perform transformations and translations using polygons. In this geometry lesson, students perform transformations on a coordinate plane. They identify the image and pre-image of each figure.
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Shortest Distance Between Points and Lines
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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The Triangle Midsegment Theorem
In this geometry worksheet, 10th graders identify the vocabulary associated with the Triangle Midsegment Theorem and solve problems in which they find the size of a missing angle or segment. The one page worksheet contains nineteen...
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Angular Size and Similar Triangles
In this angular size and similar triangles worksheet, students use the properties of similar triangles and the ratios of sides to solve for unknowns in given diagrams.
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How Far Did They Go?
Learners create a map. In this direction and distance lesson, students come up with familiar places in the community and calculate the distances from these places to the school. Learners create a map that displays these places and their...