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Worksheet
Curated OER

Circle Formulas

For Students 10th
Tenth graders apply various circle formulas to determine radii, diameter, circumference, area, arc length, and sector area. The two page activity contains twenty-five problems. Answers are not provided. 
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Worksheet
Curated OER

Arc Length Transparencies

For Students 9th - 10th
In this geometry worksheet, students use an arc length transparency to calculate the circumference and arc length of a circle. There are 18 questions.
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Lesson Plan
Curated OER

Arc Length Lesson

For Teachers 9th - 11th
Learners find the length of the arc of a circle. In this geometry lesson, students calculate the length of an arc and find the measure of the central angle given the length of the arc. They convert between linear and angular speed. They...
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Worksheet
Curated OER

Arc Length and Sector Area

For Students 10th - 12th
In this arc length worksheet, students find the designated arc length of various circles. They determine the area of each sector. This four-page worksheet contains 24 problems. Answers are provided on the last two pages.
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Worksheet
Curated OER

Solve for the Arc Length Problems

For Students 11th - Higher Ed
In this arc length worksheet, students solve for the arc length for four angles.  Three of the angles are given in degrees while the other angle length is given in radians.  The solutions are not provided.
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Lesson Plan
Curated OER

Arc Length - Horse

For Teachers 9th - 12th
Students define an arc and calculate its length. In this geometry lesson, students find examples of arc in the real world. They show their understanding of arcs through problem solving.
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Lesson Plan
Curated OER

Radians, Arc Length, and the Area of a Sector

For Teachers Higher Ed
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 problems.  Answers...
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Worksheet
Curated OER

11.4 Practice B: Circumference and Arc Length

For Students 9th - 12th
In this circumference and arc length learning exercise, students determine the circumference, radius, and arc length of circles. They find the area of a shaded region within a circle. Students determine the probability that a randomly...
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Worksheet
Curated OER

Arc Length and Radian Measure

For Students 10th - 11th
In this arc length worksheet, students convert radians to degrees and degrees to radian measure. Ten problems are provided on this one-page worksheet.
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Lesson Plan
Curated OER

Geometry of Circles - Week 7 (Area & Circumference)

For Teachers 12th - Higher Ed
In this circle worksheet, students solve problems involving the circumference, area and arc length in a circle. They explore the union of circles and semicircles, as well as the line segments tangent to the circle. This two-page...
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Lesson Plan
Curated OER

Geometry of Circles: Week 7

For Teachers 10th - Higher Ed
In this circle worksheet, students determine the number of degrees in a minor arc, find the area of a circle, find the area of a shaded region. This two-page worksheet contains six problems.
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Worksheet
Curated OER

Parametric Equations: Speed, Arc Length

For Students 11th - Higher Ed
In this parametric equation worksheet, students determine the length an object travels over a given amount of time. This one-page worksheet contains two problems.