Worksheet
Curated OER

Circles and Squares

For Students 9th - 12th
In this area worksheet, high schoolers find the ratio of 1 area problem.  Students find the ratio of areas of inscribed circles to circumscribed squares.
Lesson Plan
Curated OER

Exploring Area and Perimeter

For Teachers 4th - 6th
Two students are blindfolded and each receives a cardboard square, one with pompoms glued around the edge and one with pompoms glued all over the surface. They identify what they feel. The class discusses perimeter and area of polygons....
Lesson Plan
Curated OER

Dilations with Matrices

For Teachers 9th - 12th Standards
Math whizzes explore dilations. They use matrices to perform dilations centered at the origins of triangles and investigate the effect of scale factor on the size relationship between the pre-image and the image of a polygon. A link to...
Lesson Plan
Curated OER

Geometry: Area

For Teachers 2nd - 6th
Pupils visit various websites to calculate the area of circles, triangles, rectangles, trapezoids, and parallelograms. They explore math problems and play interactive games dealing with geometry.
Worksheet
Curated OER

Area Puzzles

For Students 5th - 6th
For this area puzzle worksheet, students the area in square units of 3 triangles, then use those areas and line segments to find find the area of a different set of figures. 
Lesson Plan
Curated OER

Triangle Exploration

For Teachers 6th - 12th
Students are introduced to The Geometer's Sketchpad software while in the computer lab. They focus on triangles, horizontal lines, vertex and top parallel lines. Each student utilizes geometry to complete basic geometric constructions.
Worksheet
Curated OER

Perimeter and Area

For Students 4th - 6th
In this perimeter and area worksheet, students find area and perimeter of 9 triangles. A website reference is given for additional resources.
Lesson Plan
Curated OER

Isosceles Triangle Investigation

For Teachers 9th - 12th
Students solve problems with isosceles triangles. In this geometry lesson plan, students identify and use the properties of triangles to solve their problems. They find the median, altitude, and angles to the triangles.
Lesson Plan
Curated OER

The Trappings of Trapezoids

For Teachers 8th - 10th
Students define trapezoids and their shapes. In this geometry lesson, students calculate the area of a trapezoid and a parallelogram. They use Cabri software to make investigations.
Worksheet
Curated OER

Perimeter and Area #6

For Students 4th - 6th
In this perimeter/area activity, students find area and perimeter for a set of 9 triangles. A website reference is given for additional activities.
Activity
DiscoverE

Dome Home

For Teachers 3rd - 8th
Homes come in many different shapes and sizes. Building a model of a geodesic dome is the ultimate goal for the activity. Cutting and folding is the way to go here.
Worksheet
Curated OER

Measurement Word Problems

For Students 4th - 6th
Learners complete word problems dealing with perimeter, area, length of sides, and more. They complete 10 multiple choice word problems.
Lesson Plan
Curated OER

Finding the Area Under A Curve with Random Probability

For Teachers 11th - Higher Ed
Students explore the concept of area under a curve. In this area under a curve lesson, students find the area under a curve using the Monte Carlo method using random points and probability. Students calculate the area under the same...
Worksheet
Math Mammoth

Geometry Problems

For Students 6th - 8th
In this math worksheet, middle schoolers find the area of the triangles, the perimeter of the irregular shape, and the diagonal of the cube.
Worksheet
Curated OER

Finding Area Using Geometry, Integrals, and Riemann Sums

For Students 11th - Higher Ed
In this area worksheet, learners calculate area in five problems using geometry and integrals and find patterns using Riemann sums in one problem.
Interactive
Curated OER

A Trying Triangle Problem

For Students 8th - 10th
For this geometry worksheet, students calculate the length of the sides of a given triangle. They also find the perimeter and area of the triangles given its side values. There is an answer key with this problem.
Lesson Plan
Curated OER

Finding the Area & Volume of Buildings Using Architectural Drawings

For Teachers 5th
Fifth graders find the area and volume of buildings. In this architecture instructional activity, 5th graders look at the drawings of three historic Tennessee buildings. They use these to help find the area and volume of the building. 
Lesson Plan
Curated OER

Surface Area with Polydrons

For Teachers 3rd - 4th
Students explore measurements by analyzing geometric shapes. In this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...
Worksheet
Curated OER

Chapter 12 Worksheet Homework: Area & Volume

For Students 8th - 10th
In this area and volume activity, students find the lateral area, total area, and volume of given prisms. This two-page activity contains six multi-step problems. Answers to each problem are provided on page two.
Lesson Plan
Curated OER

Attributes & Nets of a Cube

For Teachers 3rd
Third graders engage in a instructional activity that focuses on the attributes and forming of a cube. They construct a cube using different combinations while comparing a square with only two-dimensions. Students fold paper while...
Worksheet
Curated OER

Area, Perimeter and Volume

For Students 7th - 8th
In this area, perimeter and volume worksheet, students solve and complete 12 various types of problems. First, they calculate the value for each variable in the triangle shown. Then, students find the distance of the ladder against a...
Worksheet
Curated OER

Chapter 6: Geometry Perimeter and Area

For Students 10th - 12th
In this perimeter and area worksheet, students find the perimeter of various polygons.  They compute the perimeter, surface area, circumference, and volume of given figures.  Students explore trigonometric ratios.  This...
Worksheet
Curated OER

Area and Periemeter

For Students 10th
For this geometry worksheet, 10th graders determine the area and perimeters of various quadrilaterals and triangles.  The one page worksheet contains ten problems.  Answers are not provided. 
Worksheet
Curated OER

Surface Areas

For Students 6th - 8th
In this math instructional activity, students examine the measurements for the face of the triangle and trapezoid. Then they figure out the total surface area for each.