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Lesson Plan
Curated OER

Finding the Circumference and Area of a Circle

For Teachers 6th
Sixth graders discover what circumference is.  In this measurement lesson, 6th graders identify the radius and diameter of different circles. Students discover how to find the area of a circle using the radius and diameter.
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Lesson Plan
Curated OER

Understanding Pi.

For Teachers 8th - 9th
Students study the relationship between circumference and diameter to come up with Pi. "In this pi lesson, students measure, record and find the ratio "circumference/diameter" and their average which is an approximation of pi.
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Lesson Plan
Curated OER

Circles Minilab

For Teachers 3rd - Higher Ed
Young scholars learn how to measure the diameter and circumference of a circle. For this circle lesson, students organize their data to create a graph. Young scholars utilize their graph to make an inference about the slope of pi.
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Worksheet
Curated OER

Circles

For Students 10th
In this circles worksheet, 10th graders solve and complete 45 different problems. First, they find the measure of each numbered angle given the arc measures as indicated. Then, students write their response on the lines provided.
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Worksheet
Curated OER

Squares

For Students 10th
In this squares worksheet, 10th graders solve and complete 7 various types of problems. First, they divide a product of one with a square of the other. Then, students find the dimensions of a rectangle that will maximize the area. In...
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Worksheet
Curated OER

Standard Deviation

For Students 8th - 9th
In this standard deviation worksheet, students solve and complete 10 different types of problems. First, they determine the number of standard deviations an item was from its mean. Then, students draw a model of what this would look...
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Lesson Plan
Curated OER

Covering and Surrounding

For Teachers 5th - 6th
Students develop techniques for estimating the area of a circle and use ideas about area and perimeter to solve practical problems. In this area and perimeter lesson plan, students apply the concepts of perimeter and area to the solution...
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Worksheet
Curated OER

Geometric Figures

For Students 7th
In this geometric figures worksheet, 7th graders solve and complete 10 different problems that include measurement. First, they draw a reflection of a given shape over a line. Then, students draw a rotation of a different shape. They...
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Worksheet
Curated OER

Measuring Current

For Students 10th - 12th
In this measuring current instructional activity, students determine where the switch should be placed in a circuit and how the current at one point in a circuit compares to other points in the circuit. Students also draw diagrams of an...
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Worksheet
Curated OER

Tolerance

For Students 9th
In this tolerance worksheet, 9th graders solve and complete 11 different problems that include determining exact measurements. First, they write each expression as an inequality. Then, students determine the tolerance interval of a...
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Worksheet
Curated OER

Expressions and Operations

For Students 7th - 8th
In this expressions and operations worksheet, students solve and complete 5 different problems that include identifying expressions and using the order of operations. First, they determine the value of a given expression and its...
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Worksheet
Curated OER

Geometry: Shapes, Area, Perimeter

For Students 6th - 8th
In this geometry learning exercise, middle schoolers match 5 shapes to several terms, determine the radius and diameter from 2 diagrams, and find the area and perimeter of 3 problems.
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Worksheet
Curated OER

Circles

For Students 4th
In this circles worksheet, 4th graders view and study 4 circles and then write down the radius or diameter of each circle and estimate the circumference.
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Worksheet
Curated OER

Count the Monkeys

For Students 3rd
In this counting monkeys worksheet, 3rd graders identify and complete 3 different problems that include counting monkeys in a circle diagram. First, they cut out the small circle and place it in the center of the larger circle. Then,...
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Worksheet
Curated OER

Triangles

For Students 10th
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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Worksheet
Curated OER

Perimeter and Circumference

For Students 7th - 8th
In this perimeter and circumference worksheet, students observe diagrams and determine their perimeter or circumference. Diagrams include triangles, circles, parallelograms, rectangles, and composite figures. This one-page worksheet...
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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

Circumference of a Circle

For Students 10th
In this circumference of a circle worksheet, 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...
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Worksheet
Curated OER

Volume and Surface Area of Solids

For Students 10th
In this solids worksheet, 10th graders solve and complete 10 different word problems that include determining the volume and surface area of various solids. First, they determine the surface area of a cube as described. Then, students...
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Worksheet
Curated OER

Circles

For Students 10th
In this circles worksheet, 10th graders solve 10 different problems that include determining various types of circles. They write the standard form of the equation of the circle with the given radius and center. Then, students solve each...
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Worksheet
Curated OER

Arcs in Circles

For Students 10th
In this arcs in circles worksheet, 10th graders identify 10 different circles and the measurement of their arcs. First, they determine the length of a minor arc to the nearest integer. Then, students determine the radius of a circle...
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Worksheet
Curated OER

Graphs of Circles

For Students 10th
In this graphs of circles worksheet, 10th graders solve and graph 10 different problems related to graphing various types of circles. First, they write the equations of a circle with a given center and radius. Then, students determine...
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Worksheet
Curated OER

Exploring Circles

For Teachers 10th
In this exploring circles worksheet, 10th graders solve 10 different types of problems that are related to determining the different measures of a circle. First, they define a circle and its center. Then, students refer to the given...