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Worksheet
Curated OER

Sixth Grade Measurement

For Students 6th
In this measurement worksheet, 6th graders find the area, perimeter, radius, diameter and circumference of many different shapes. Students complete 15 problems.
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Worksheet
Curated OER

Sixth Grade Word Problem

For Students 6th
For this math word problem worksheet, 6th graders complete problems about the length and radius of certain shapes. Students complete 15 problems.
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Worksheet
Curated OER

Calculate the Radius

For Students 6th - 12th
In this radius worksheet, students calculate the radius of a circle when the area is given to them. Students complete 5 problems total.
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Worksheet
Curated OER

Perimeter of a Cirlce

For Students 4th - 8th
For this perimeter of a circle worksheet, students calculate the perimeter of a circle where either the radius or area is already given. Students complete 6 problems.
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Lesson Plan
Curated OER

Radius, Diameter and Circumference

For Teachers 8th - 10th
In this circle worksheet, students use a drawing of a circle. The diameter is given. Students find the radius, circumference and area of the circle. On the second problem, students are shown a circle with a hole inside it. They compute...
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Worksheet
Curated OER

Vectors

For Students 11th - Higher Ed
In this vectors worksheet, students solve and complete 6 various types of problems. First, they find an equation of a sphere with a given center point and endpoint of a radius at the point. Then, students find the scalar and vector...
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Worksheet
Curated OER

Vectors

For Students 11th - Higher Ed
In this vectors worksheet, students solve and complete 6 various types of problems. First, they find two unit vectors that are parallel to the given vector and illustrate. Then, students find parametric equations for the line that passes...
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Worksheet
Curated OER

Expressions and Operations

For Students 7th - 8th
In this expressions and operations worksheet, learners 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

Expressions and Operations

For Students 8th - 9th
In this expressions and operations worksheet, students solve and complete 5 different problems that include reading and solving each individual question. First, they determine the value of each equation given the variables. Then,...
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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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Lesson Plan
Curated OER

Area Of A Circle

For Teachers 5th
Fifth graders experience a lesson to investigate the methods for finding the area of a circle. They use the drawing of segments in order to visualize how a circle can be proposed of many parts. Then students brainstorm in order to derive...
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Worksheet
Curated OER

Heat Transfer

For Students 8th - 10th
In this heat transfer activity, students observe photographs of the various ways heat is transferred. Included is a radiator giving off heat that rises and cools as it settles, the sun radiating heat to the earth and a house absorbing heat.
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Worksheet
Curated OER

Basketball Measurements

For Students 7th - 8th
In this basketball court measurements activity, students complete16 various types of problems using the illustrated basketball court at the bottom of the sheet. They find the diameter and radius of the smaller jump circle on the court....
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Lesson Plan
Curated OER

Pi as a Ratio

For Teachers 8th
Eighth graders measure the circumference and the diameter of circular objects and record the measured values of the circumference and the diameter in a table. They then record their measurements in centimeters and use their data to...
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Lesson Plan
Curated OER

Math: The Bone connection

For Teachers 5th - 12th
Students examine the connection between bones of the human body and math. In groups, they locate bones and determine which instruments are used for measuring. Students organize their findings and create spreadsheets for calculating and...
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Activity
TeachEngineering

Teach Engineering: How Far Does the Robot Go?

For Teachers 6th - 8th
Students practice their multiplication skills using robots with wheels built from LEGO MINDSTORMS NXT kits. They brainstorm distance travelled by the robots without physically measuring distance and then apply their math skills to...
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Website
PBS

Pbs Learning Media: Tricking Hacker

For Students 3rd - 8th
In this video segment from Cyberchase, the CyberSquad must reclaim the Totally Rad Ring by measuring its radius to create a perfect duplicate.
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Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Circle Area

For Students 3rd - 8th Standards
Explore what the relationship the radius has to the area of a circle. Click the instructions to learn how to use this interactive resource and select"Exploration" for more ideas.
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eBook
Mathigon

Mathigon: Geometry: Circle and Pi: Introduction

For Students 9th - 10th Standards
This lesson focuses on the characteristics of a circle including similarity, radius, circumference, and Pi. It provides formulas to determine the area of a circle, calculating Pi, and learning exercises throughout.
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eBook
CK-12 Foundation

Ck 12: Interactive Geometry: 1.8 Circles

For Students 9th - 10th
Understand circles and their measurement applications.
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Handout
Purple Math

Purplemath: The Unit Circle

For Students 9th - 10th Standards
Relates the unit circle to the method for finding trig ratios in any of the four quadrants. Demonstrates how the unit circle might be useful.
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Handout
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Radius

For Students 9th - 10th Standards
Find a quick, concise explanation of what a radius is. An example is given and clearly explained.