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Lesson Plan
Curated OER

Dilations in the Plane

For Teachers 9th - 12th Standards
Tenth graders investigate dilations and explore the dilation transformation before investigating the properties of a dilation using Cabri Jr. High schoolers extend the concept of dilatation to the coordinate plane.
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Worksheet
Curated OER

Coordinate Grid: Area and Circumference of Circles

For Students 9th - 12th
Here is a geometry instructional activity in which learners plot the points of a circle onto a coordinate grid and proceed to calculate the area or circumference of the circle. There are four questions.
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Worksheet
CPM

Cones and Spheres

For Students 9th - 10th Standards
Geometry whizzes solve and complete 24 different problems that include determining the volume and surface area of spheres and cones. First, they use the given information to determine the volume of a cone. Then, pupils use the given...
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Worksheet
Curated OER

Circle Graphs

For Students 4th - 6th
In this circle graphs worksheet, students solve and complete 8 different problems that include word problems referring to two different circle graphs shown. First, they follow the directions for each problem and complete the table that...
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Worksheet
Curated OER

Circles

For Students 7th
In this circles worksheet, 7th graders identify and complete 6 different problems that include determining various parts of a circle. First, they identify and define each circle term listed on the left. Then, students color each term...
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Worksheet
Curated OER

Algebra II - Lesson 10-3: Circles

For Students 9th - 12th
In this equations of circles activity, students solve 4 short answer problems. Students find an equation of a circle given the center and radius.
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Lesson Plan
Curated OER

Circles

For Teachers 7th - 10th
Students graph circles. In this graphing instructional activity students write equations for circles. Students solve equations for circles and graph the results.
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Worksheet
Curated OER

Graphing and Properties of Circles

For Students 9th - 12th
For this circles worksheet, student solve 18 circles problems in graphing and short answer format.  Students find the equation of a circle given the center and radius and vice versa.  Students graph circles given their equation.
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Lesson Plan
Curated OER

Equations of Circles

For Teachers 9th - 12th Standards
Using Cabri Jr. students construct a circle and determine the equation of the circle they drew by finding the center and the radius. Students use the distance formula to derive the equation of their circle.
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Worksheet
Curated OER

Circles

For Students 3rd - 4th
In this circles worksheet, students fill in 6 fill in the blank statements about circles and solve calculate the answers to 13 questions involving different measurements of circles.
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Worksheet
Curated OER

Ellipses

For Students 11th - Higher Ed
In this ellipses worksheet, students solve and complete 30 various types of problems that include determining the characteristics of ellipses. First, they draw the graph for each ellipse, labeling the center, foci, vertices, and...
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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

Circles and Parabolas

For Students 9th - 12th
In this circles and parabolas, high schoolers write and graph equations for 14 problems. Students locate the center and radius for 8 circles. High schoolers write equations for 4 parabolas.
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Worksheet
Curated OER

Volume and Surface Area

For Students 10th
In this volume and surface area worksheet, 10th graders solve and complete 10 different problems that include using spheres to examine changes in volume and surface area. First, they complete the chart shown using the formulas given....
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Worksheet
Curated OER

Equations of Circles

For Students 10th
In this equations of circles worksheet, 10th graders solve 10 different problems that include graphing different circles. First, they convert the equations into center-radius form given the coordinates of the center of the circle and its...
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Lesson Plan
Curated OER

Center Time

For Teachers 1st
First graders recognize and represent mathematical relationships using symbols and use number sentences with operational symbols to solve problems. They complete various activities such as tug of war, monkeys on a vine, and hit and miss....
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Lesson Plan
Curated OER

Equations of Circles

For Teachers 10th - 12th
Learners will define circle and radius. For this radius lesson,  students are given a circumference, they will write an equation and sketch the circle. Learners will match graphs of circles to their equations.   
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Worksheet
Curated OER

Rotations

For Students 5th - 10th
In this rotations instructional activity, students draw and label a rotated image for each triangle and label its center. Students complete 6 problems.
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Worksheet
Curated OER

Dilations

For Students 6th - 10th
In this dilations worksheet, students draw and label dilated images for the triangles and label the centers. Students complete 6 problems total.
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Lesson Plan
Curated OER

Exercise Set 8.2: Ellipses

For Teachers 9th - 12th
In this ellipses worksheet, young scholars solve 78 problems.  Students write ellipses equations in standard form.  Young scholars write equations given the center, a values, b values, and a horizontal or vertical access.
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Worksheet
Curated OER

Tangents and Circles

For Students 10th
In this tangents and circles learning exercise, 10th graders solve 10 different problems that include various tangents and circles. First, they determine in each diagram whether the segments shown are tangents or not. Then, students...
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Worksheet
Curated OER

Parallel Lines

For Students 10th
In this parallel lines worksheet, 10th graders solve 10 different problems that include determining various parallel lines. First, they describe the locus of an object that has to be kept equidistant from 2 parallel objects. Then,...
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Worksheet
Curated OER

Circumference of a Circle

For Students 10th
In this circumference of a circle activity, 10th graders solve 10 different problems that include various illustrations of circles. First, they multiply pi by the given diameter of the circle. Then, students determine the radius by...
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Worksheet
Curated OER

Graphs of Circles

For Students 10th
In this graphs of circles worksheet, 10th graders solve 10 different problems that include the graphs of circles with various measurements. First, they write the equation of a circle whose diameter is a given number and whose center is...