Worksheet
Curated OER

Find Radius/Diameter

For Students 2nd - 10th
In this geometry worksheet, students calculate the radius and the diameter of the five given circles. There is an answer key included.
Worksheet
Curated OER

Worksheet 8: Absolute Percentage Error

For Students Higher Ed
In this absolute percentage error worksheet, students estimate the maximum absolute error in computing the volume and area of a cube or a sphere. They use differentials to estimate the value of roots. This one-page worksheet contains...
Worksheet
Curated OER

Area and Volume

For Students 10th
In this area and volume worksheet, 10th graders solve and complete 6 different types of problems. First, they find the numbers if the product of one of the numbers with the square of the other number is to be as large as possible. Then,...
Lesson Plan
Curated OER

THE AREA OF A CIRCLE

For Teachers 7th - 12th
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. 
Worksheet
Curated OER

Finding the Area of a Shape

For Students 4th - 5th
For this finding the area worksheet, students solve 25 problems in which the area of straight and curved shapes is calculated. This page is intended as an online activity, but may be completed on paper.
Worksheet
Curated OER

Family Activity-- Finding Areas of Triangles

For Students 4th - 5th
In this math worksheet, students work at home with a family member to identify triangles and find the areas. Students find 3 triangles in tile patterns, wallpaper, paintings or anywhere in the home and answer 6 questions.
Assessment
Bowland

Sports Bag

For Teachers 6th - 8th Standards
Lay it out using the least amount of material. Learners use the dimensions of a cylindrical sports bag to find out the size of pieces of material needed to sew them. The pupils find the best placement of the pieces to use the least...
Worksheet
Curated OER

Chapter 7 Final Review Extra Problems

For Students 9th - 11th
In this Geometry review worksheet, learners describe the relationships of two common triangles. They find the area of a segment created by a given sector of a circle for two circles. Students find the length of an arc bounded by the...
Lesson Plan
Curated OER

The Value of Volume

For Teachers 9th - 11th
Students measure the perimeter and area of their polygons. In this geometry lesson, students calculate the volume and area using the correct tools. They calculate the time and temperature and the perimeter and side lengths of triangles.
Worksheet
Curated OER

Chapter 7 Final Review Extra Problems: Triangles

For Students 9th - 12th
For this triangles worksheet, students respond to 4 short answer problems. Students describe side relationships of different types of triangles. Students find the area of a segment formed by a sector.
Lesson Plan
Curated OER

BMX Math

For Teachers 7th - 8th
Students investigate circles using a BMX path. In this circles lesson, students use technology of various kinds to create a BMX track. They use Moodle to develop their lesson and as they investigate the area and perimeter of a circle....
Worksheet
Curated OER

Right Triangles

For Students 10th
In this right triangles worksheet, 10th graders solve and complete 5 various types of problems. First, they solve each of the triangles shown and find the area of each triangle. Then, students find the perimeter and area of the regular...
Lesson Plan
Curated OER

Governance- Grade 9

For Teachers 9th
Ninth graders participate in talking circles about how their classroom will function. For this self-governance lesson, 9th graders participate in talking circle activities to create rules that will govern their class. Students compare...
Lesson Plan
Curated OER

Secants, Tangents and Arcs

For Teachers 9th - 12th Standards
Learners identify chords and angles. In this geometry lesson, students calculate the length of the chords inside and outside of-the circle. They differentiate between tangent and secant lines.
Worksheet
Curated OER

Circumference

For Students 8th - 12th
In this circumference worksheet, students calculate the circumference of circles with equations including pie and measurements. Students complete 5 problems.
Lesson Plan
Curated OER

Circles in the Landscape: Irrigating Oklahoma Crops

For Teachers 6th - 8th Standards
How do you grow crops in a area with insufficient rainfall? Why you irrigate, of course. Class members investigate irrigation systems by designing a system of their own. After examining irrigation related concepts, vocabulary terms, and...
Lesson Plan
Curated OER

Rhyme at Circle Time

For Teachers Pre-K
Students demonstrate proper hand washing techniques. In this personal hygiene lesson, students listen to included rhymes about cleanliness and identify the rhyming words. Students share situations where hand washing is essential.
Lesson Plan
Curated OER

Evidence of Change Near the Arctic Circle

For Teachers 8th - 12th
Young scholars analyze graphs and make conclusions about climate change.  In this climates lesson students produce graphs and identify relationships between parameters.
Activity
1
1
Curated OER

Task: Grain Storage

For Teachers 7th - 10th Standards
Farming is full of mathematics, and it provides numerous real-world examples for young mathematicians to study. Here, we look at a cylinder-shaped storage silo that has one flat side. Given certain dimensions, students need to determine...
Worksheet
New York Science Teacher

Planet Scaling using Extra Terrestrial Tools

For Students 7th - 10th Standards
Your class will use a set scale to convert diameters of planets to the model size, the diagram given to expand on the number of planets drawn as concentric circles, and examine the scale that would be needed to fit the larger...
Lesson Plan
Curated OER

The Ants Go Marching

For Teachers Pre-K - 1st
Integrate art, math, life science, music, and fun in this beginning addition and subtraction activity. Children kinesthetically represent adding and subtracting numbers to 10; they stand up one at a time as you count forward and sit down...
Lesson Plan
Curated OER

Discovering Pi

For Teachers 9th - 10th
Students relate Pi to a circle. In this circles instructional activity, students identify the different properties of two dimensional objects. They relate Pi to the circumference, diameter and area of a circle .
Lesson Plan
Curated OER

Approximation of Pi

For Teachers 9th - 12th
High schoolers explore the concept of Pi.  For this Pi lesson, students measure the circumference and diameter of a circle.  High schoolers record the diameter and circumference measurements from their classmates. ...
Worksheet
Curated OER

Arcs and Sectors

For Students 10th
In this arcs and sectors worksheet, 10th graders solve and complete 2 different types of problems. First, they find the radius of a circle with a given circumference. Then, students find the perimeter of the given sector and the area of...

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