Curated OER
Inscribed Right Triangles
Students calculate the measurements of the inscribed angles of a triangle. For this geometry lesson, students relate the hypotenuse of a right triangle and the diameter of a circle to each other. They calculate the diameter of a circle...
Curated OER
Worms And More
Students complete five center activities that in order to determine the attributes of length and area. They study the vocabulary associated with measurement of length and area. They use blocks, play dough, wrapping paper, and footprints...
Curated OER
Plenty of Pythagoras
Using a twelve foot knotted rope, students form a 3-4-5 right triangle. Following a discussion of observations about the lengths of the sides of the triangle, students use grid paper, scissors and a centimeter ruler to draw and measure...
Curated OER
Algebra 2/Trigonometry Regents Exam
Young scholars review for the Regents Exam. In this math activity, students review core concept for the Regents exam by working a variety of problems. A printable worksheet is provided.
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Fashion Day
Eighth graders practice using basic measurements to solve word problems.They also investigate finding the perimeter of different polygons and define the characteristics to classify the shape as a polygon.
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BASEBALL HOME RUN
Students determine whether a hit baseball is a home run or not by utilizing parametric equations to describe the path of the ball. They assess the importance of angles and velocity needed to hit a home run. In addition, in their own...
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Constructing Geometric Shapes
In this construction geometric shapes worksheet, student use the software program for instruction then construction shapes and bisect angles for four questions.
Houghton Mifflin Harcourt
Developing the Concept: Triangles and Quadrilaterals
Exact narrative and examples make this lesson on polygons easy to implement. Through it, your class will learn how to use a protractor and ruler to construct triangles and quadrilaterals according to your directions. Your class will be...
Curated OER
Ratios in Right Triangles
Learners calculate the sides of right triangles in this trigonometric ratios lesson. They use Cabri Jr. software and TI-83 or TI-84 calculators to find the side lengths and their ratios to each other for various triangles. The provided...
Curated OER
Geometry of Exploration: Eyes Over Mars
Students research how engineers and scientists generate linear and angular measurements with geometry to survey the Earth and Mars. They assess how geometric shapes affect navigation. A surveyor comes to the classroom and explains how he...
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Anza and Font in Search of Latitude
This is an integrated lesson that incorporates Social Studies, Science, and Mathematics. In Social Studies, 7th graders complete an online interview and complete an online worksheet about latitude of sites on the Anza trail. In Science...
Curated OER
Exploring Trigonometric Ratios
Students calculate the different ratios using a right triangle. In this trigonometry lesson, students identify the sine, cosine and tangent of each side. They find the missing angles using the different ratios.
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Arithmetic Artistry
Students create a classroom quilt that illustrates the many unique ways that students use math skills.
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Sin, Cos and Tangent
Students find the identity o sine, cosine and tangent. In this precalculus lesson, students solve and identify the different parts of a right triangle. They use the ratios of the Pythagorean Theorem to find the missing side or angle.
Curated OER
Drawing a Triangle with Cabri Junior
Learners draw triangles on their graphing calculators using the Cabri Junior application. In this graphing calculator lesson, students follow step by step directions to create triangles on their calculator. They identify the type of...
Curated OER
Types of Triangles
Learners classify triangles by the length of their sides. In this geometry lesson, students use a white board to demonstrate the angles of various triangles. Learners construct an equilateral, isosceles, and a scalene triangle.
Curated OER
Reflection Experiments
Seventh graders investigate with light rays. In this light instructional activity, 7th graders determine the angle of reflection using simple materials. They continue the investigation by exploring the theory that light which is not...
Curated OER
Geometers Sketchpad Practice
Young scholars create polygons using geometers sketchpad. For this geometry lesson, students construct the interior angles of polygons and label the different points. They estimate and measure the different parts as they draw conclusion.
Curated OER
Tally Time
Students create a tally chart. In this math and health instructional activity, students discuss healthy foods and create a tally chart showing the number of students who like to eat healthy foods.
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Plastic Packaging
Students collect data. In this math instructional activity, students collect data about recyclable materials. Students develop a plan that will help the environment. Recycling plastic containers is discussed.
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Area Explorations
Young scholars explore the concept of area. In this area lesson, students find the area of irregular shapes with right angles. Young scholars break down each irregular shape into multiple regular shapes in order to find the area. ...
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Get the Turtle to the Pond
Young scholars solve problems. In this math activity, students write solutions using LOGO commands in order to help get the turtle to the pond.
Curated OER
Geometry in Tessellations
Students examine tessellations and their geometric properties. Students explore the concept of tessellations and lines, planes, angles, and polygons. Students experiment with the area and perimeter of polygons. Students analyze...
Curated OER
Mathematics in Robotics
Students build and create using math. For this geometry lesson, students differentiate between congruent and similarity as they observe polygons. They create robots with different functions using properties of geometry.