In this diameter instructional activity, 6th graders find the diameter of 5 circles. Students are given the formula for circumference and circumference information along with a blank box to complete their work. 

Is bigger really better? By the end of this lesson, learners will be able to apply formulas for computing the diameter of tires and wheel assemblies. Begin by showing a slide presentation that will review definitions for radius and...

In this geometry lesson, 10th graders break down a circle and identify the different parts. They discuss chords, diameter, radius, circumference, major and minor segment. There are 42 problems broken down into 5 different sections.

Starting with a paragraph of information presenting the different ways we can observe planetary objects, pupils work through these instructions to see how they can observe and measure angles.  Your class will discover how these...

It's time for Halloween and math! Perfect for Fall, this simple worksheet provides a grid for young mathematicians to record their predictions about a pumpkin's height, stem length, diameter, circumference, and weight. After learners...

For this equivalent expressions worksheet, 9th graders solve and complete 9 different multiple choice problems. First, they determine the expression that is equivalent to the given equation. Then, students write the diameter of a number...

In this sun's diameter worksheet, students use a photograph taken by the SOHO satellite of the sun showing a change in diameter from one month to another. Students find the average diameter of the sun, they determine the percent change...

In this online worksheet, 11th graders solve 1 challenge problem, where they must determine the diameter of a circle given different variables. The problem is printable and a solution is available.

In this online math worksheet, students determine the radius, circumference, diameter and area of circles. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...

Tenth graders apply various circle formulas to determine radii, diameter, circumference, area, arc length, and sector area. The two page worksheet contains twenty-five problems. Answers are not provided. 

In this pi worksheet, students identify and complete 4 different problems that include pi and graphing data points. First, they complete the chart at the top by measuring the diameter and circumference of each object. Then, students plot...

In this circle worksheet, learners use a drawing of a circle. The diameter is given. Students find the radius, circumference and area of the circle. On the second problem, learners are shown a circle with a hole inside it. They compute...

Line drawings of a circle, a cylinder, and a cone at the top of the page contain the formulae for area and volume of each shape. Learners complete the missing information in a chart that lists diameter, radius, height, and area and...

In this calculate the circumference worksheet, 7th graders find the circumference given the diameter of 4 circles; the formula and the answers are provided.

This worksheet leads the class through the calculations needed to construct circles to represent the planets of our Solar System. The actual values are provided, as are suggested calculations to create the scale diameters. The ten...

Given the diameter of a circle, learners are charged with finding its area. They halve the diameter, square it, and multiply by pi. Five problems provide basic practice. 

In this geometry worksheet, students calculate the radius and the diameter of the five given circles. There is an answer key included.

Save trees and practice calculating the circumference of circles with this online interactive task! Of course, if you want individuals to turn it in, you will still need to print copies. There are 20 problems to solve, all of which...

In this spheres worksheet, students determine the volume and area of spheres when given the diameter or radius.  This one-page worksheet contains 10 multi-step problems.

In this online activity, students use pie to calculate the area and volume to the nearest tenth. The radius, diameter, and or height are provided.

In this planets activity, students research the diameters and sizes of the planets. Then student will create scale model sizes of the planets out of cookie dough. Students complete 5 short answer questions.

In this circles worksheet, 10th graders solve and complete 20 different problems related to various circles. First, they find the radius and diameter of a circle with a given circumference. Then, students determine the measure of each...

In this circle formulas worksheet, students solve 20 fill in the blank problems. Students find the radius, diameter, circumference, area, arc length, and sector area of a circle.

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,...