Curated OER
Area of 2D Shapes Homework
In this geometry worksheet, students solve the area of 2D shapes starting with squares, rectangles, parallelograms, triangles, rhombi, trapezoids, circles, and ending with area of shaded regions. There are 20 questions.
Curated OER
Circles and Squares
In this area worksheet, students find the ratio of 1 area problem. Students find the ratio of areas of inscribed circles to circumscribed squares.
Curated OER
Comparing Area and Perimeter
Students solve problems by finding the perimeter and area of an enclosed area. In this geometry lesson, students differentiate between the area and the perimeter. They see how they relate and how to use it to maximize an enclosed area.
Math eBook
Circumference of a Circle
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...
Curated OER
Volume and Surface Area of Polyhedrea
In this volume and surface area learning exercise, students use given formulas to determine the volume and area of polyhedrea. This four-page learning exercise contains examples, explanations and 32 problems. Answers are provided on...
Curated OER
Area and Perimeter of Polygons
In this geometry worksheet, 10th graders calculate the perimeter and area using the specific formula for that polygon. There are 5 questions with an answer key.
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Perpendicular Segments in a Circle
High schoolers explore the concept of circles as they construct a circle using a program such as Cabri Jr. Learners construct a chord and a diameter that are perpendicular, then measure the bisected chord and notice that both sides of...
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Yoplait with Areas and Volumes
In this areas and volumes worksheet, high schoolers find the area of truncated cones and elliptical cylinders. They find the area by using one of three methods: the disk method, the shell method, and using geometry. This one-page...
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Circumscribing a Circle About a Triangle
Pupils circumscribe a circle about a triangle. They construct a triangle using Cabri Jr and then circumscribe it. They then use knowledge of perpendicular bisectors and circumcenters to locate the center of the circle and then...
Curated OER
Find the Area
In this find the area worksheet, 10th graders solve and complete 18 different types of problems. First, they find the area of a figure with consecutive sides. Then, students find the area and perimeter of a square shown. They also find...
Curated OER
Arc Length and Sector Area
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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Perimeter and Area
In this perimeter and area worksheet, students find the surface area of given polygons. They determine the area of shaded regions. This one-page worksheet contains 10 multiple-choice problems. Answers are provided.
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Guided Notes on Area
In this area instructional activity, students find the area of rectangles, triangles and circles. This eight-page instructional activity contains approximately 36 problems. Examples and explanations are provided. Answers are included at...
Curated OER
Volume and Surface Area of Right Rectangular Prisms
Learners identify the formulas for three-dimensional figures. They use manipulatives to model problems. Students create foldables and explain volume and surface area. Learners complete worksheets and classify solids. Students sing a...
Curated OER
Equations of Circles
Using Cabri Jr. high schoolers construct a circle and determine the equation of the circle they drew by finding the center and the radius. Students use the distance formula to derive the equation of their circle.
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Construction Circles
Pupils investigate the number of points needed to determine a unique circle in a plane. Using Cabri Jr., they apply construction techniques to generate a circle that passes through a given number of points.
Curated OER
Algebra II - Lesson 10-3: Circles
In this equations of circles instructional activity, high schoolers solve 4 short answer problems. Students find an equation of a circle given the center and radius.
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Area and Perimeter of Compound Shapes
In this geometry activity, students find the area and perimeter of 6 different compound shapes containing squares, rectangles, triangles, and half circles.
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Volume and Surface Area
For this volume and surface area worksheet, 10th graders solve and complete 10 different problems that include using spheres to examine changes in volume and surface area. First, they complete the chart shown using the formulas given....
Curated OER
Math Regents Exam Questions: Surface Area and Volumes
In this surface area and volume worksheet, students solve 4 short answer and multiple choice problems. Students find the volume and surface area of cylinders and prisms.
Curated OER
The Surface Area of a Cylinder
Students measure the circumference of a cylinder. In this cylinder lesson plan, students use round container lids and flexible rectangles to measure the circumference of the cylinder. They put the shapes together to make their own...
Raytheon
Geometry: Perimeter and Area
In this geometry worksheet, young mathematicians apply the formulas for the area and perimeter of polygons and circles to solve a variety of skills practice and problem-solving questions.
Healthy Native Youth
Chapter 1: Circle of Life
Volition, or will-power, is the focus of a instructional activity that brings forth the Native symbol, the Circle of Life, to instill the importance of responsible decision-making. Scholars take part in six activities that empower them...
Curated OER
Circumference and Area
In this circumference and area worksheet, 10th graders solve nine problems relating to geometric shapes. They find the circumference of a circle and the perimeter of a triangle and a six-sided figure. Students also find the area of a...