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Circle Terminology
In this geometry worksheet, students identify radii, diameters, chords, tangents, secants and other terminology associated with circles. The one page worksheet contains eighteen problems. Answers are not provided.
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THE AREA OF A CIRCLE
Students examine the relationship between circumference and diameter and how to use the formula to find the area of a circle. In this circle lesson students divide into groups and complete an activity.
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Measuring the Sun's Diameter
Students project and measure the suns image using a refracting telescope. In this sun's diameter lesson students calculate the magnification of the telescope and determine the diameter if the Sun.
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Building a House Using Circles
Students study circles and problem solving. In this critical thinking lesson, students build a house using all of the circles given to them gluing them onto paper.
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Kinematics of the Planar Continuum Snake Robot
High schoolers calculate the length of an arc that surrounds an angle at the center of a circle of radius. In this kinetic equations lesson students complete a lab and solve a kinematic equation.
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Whiskery Lake Problem
In this Geometry instructional activity, 10th graders solve a problems involving area of a circle given information regarding surface area. The one page instructional activity contains one problem with answer.
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Care Homework #2
In this Care Homework worksheet, students solve a variety of multiple digit addition, subtraction, multiplication, and division problems that include fractions, decimals, and percentages. They demonstrate knowledge of geometric formulas...
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Circle Equations
Students explore the coordinate plane. In this secondary mathematics activity, students follow a set of directions to plot points in the coordinate plane.
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Evaluating the Products of Chords of a Circle
Students investigate chords and make predictions. In this geometry lesson, students graph circles and calculate the measurement of each chord. They perform the calculations and make conjectures.
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Identifying Shapes
For this identifying shapes worksheet, 3rd graders identify the picture and choose its correct shape from the choices given, then check answer online.
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What do you know?
In this newspaper article worksheet, students listen to the article their teacher reads and put a check if they know about the sentences the teacher reads or a circle if it is new information. Students do this for 6 sentences.
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The Circumference of a Pumpkin
Students complete a pumpkin circumference activity. In this pumpkin circumference lesson, students make a raw estimate and use a string to measure the circumference of a pumpkin. Students also define the term circumference.
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Calculate Radius and Diameter, Estimate Circumference #2
In this radius, diameter and circumference learning exercise, students calculate diameter and estimate circumference of 2 given circles. A reference web site is given for additional activities.
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Rectangles and Squares
Pupils identify two dimensional shapes in the school environment. In this basic shapes lesson, students watch a video about rectangles and squares. Pupils find examples shapes in their classroom and draw them. Students present their...
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Measurement, Perimeter and Area
Learners explore the concept of measurement. In this measurement lesson, students collect data about themselves such as height, finger length, neck circumference, foot length, and other body measurements. Learners cut squares...
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Theorems and Formulas for Circles
In this theorems and formulas for circles worksheet, 10th graders solve and complete 13 different types of problems. First, they create a graphic organizer for all the given formulas for circles. Then, students use the labeled pictures...
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Three for the Money: The Degree/Diameter Problem
Pupils explore the concept of vertex-edge graphs. In this vertex-edge graphs lesson, students try to construct a graph with a given diameter, number of vertices, size, and planarity. Pupils construct various vertex-edge...
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Math All Around Us
Students identify real world problems from given story problems. For this story problem lesson, students find places, events or items in the school environment that can be used to create story problems. Students take a picture of the...
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Circle Halves
In this circle worksheet, students study that two semi circles make a complete circle. Students cut out the two halves of the circle and paste them together on the big circle that is shown.
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Circle Shapes
In this shape activity worksheet, students trace the circles on the tree and color them red. Students then trace the 3 large circles at the bottom of the page.
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Grape Circles
For this coloring shapes worksheet, students trace the circles in the grapes and color them purple. Students then trace the circles and triangles at the bottom of the sheet.
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Circles and Triangles: Sun
In this coloring shape worksheet, students trace the circles and color them yellow. Kids trace the triangles and color them orange. Students then trace the circle and triangle at the bottom of the page.
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Circles and Ovals: Flower
In this coloring shapes worksheet, students trace the circles and color them yellow. Students trace the ovals and color them pink. Students then trace the ovals and circles at the bottom of the page.
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Shapes and Colors: Circles and Ovals
In this shape worksheet, students trace circles, coloring them yellow, then trace ovals and color them blue. Students also color a picture of a flower made of ovals and circles.