Worksheet
Curated OER

Area and Perimeter of Rectangles

For Students 4th - 6th
In this area and perimeter worksheet, students find each for a set of 6 rectangles. A website reference for additional resources and answer key are provided.
Worksheet
Curated OER

Areas of Irregular Figures

For Students 4th - 5th
In this calculation of area worksheet, students solve 3 problems in which areas of irregular figures are determined. The examples show the formula and method.
Worksheet
Curated OER

Algebraic Manipulation

For Students 9th - 11th
In this algebraic manipulation worksheet, students examine a given number grid, find the pattern and determine an equation to fit the situation. They calculate the area of given rectangles. Students solve real life problems using given...
Lesson Plan
Curated OER

Who Let the Dogs Out?

For Teachers 7th - 8th
Young scholars examine the concepts of area and perimeter and how they relate to a rectangle. They find the largest possible area that can be enclosed by a fixed perimeter and complete a worksheet as well as create a table of all the...
Lesson Plan
Curated OER

Area Unit

For Teachers 9th - 11th
Students solve the area for parallelograms,squares, rectangles, trapezoids, and triangles. In this geometry lesson, students compare and contrast two dimensional shapes and apply their properties to solving real life scenarios. This is a...
Lesson Plan
Curated OER

Algebra/Geometry Institute Summer 2009 - Triangles and the Pythagorean Theorem

For Teachers 7th
Seventh graders find the perimeter and area of triangles.  In this finding the perimeter and area of triangles lesson, 7th graders find the perimeter and area of triangles given two sides.  Students find the missing side by...
Lesson Plan
Curated OER

Worksheet One

For Teachers 6th - Higher Ed
In this area worksheet, students multiply to find the area of a rectangle. They are told that this is the floor plan of an attic. Students compute the number of rolls of insulation needed to cover the floor as well as the total cost to...
Lesson Plan
EngageNY

Volumes of Familiar Solids – Cones and Cylinders

For Teachers 8th Standards
Investigate the volume of cones and cylinders. Scholars develop formulas for the volume of cones and cylinders in the 10th lesson of the module. They then use their formulas to calculate volume.
Lesson Plan
Bowland

Design the Mascot

For Teachers 6th - 9th
Explore how resizing an object affects its area. The set of lessons challenges young mathematicians to design a mascot for electronic devices. These designs undergo resizing to determine how scale factors of dilation affect area.
Lesson Plan
Curated OER

The Surface Area of a Cylinder

For Teachers 8th - 10th
Students find the circumference and diameter of several circles and calculate the surface area of cylinders. In this surface area of a cylinder lesson plan, students use rectangles and lids to make several cylinders. They calculate the...
Lesson Plan
Curated OER

Geoboard Area

For Teachers 3rd - 6th
Students explore the basic geometric shapes and geometric shape vocabulary through the use of geoboards and virtual geoboards. They create a variety of shapes with a partner, build ten different rectangles on their geoboards, and...
Lesson Plan
Curated OER

Exploring Area and Perimeter

For Teachers 4th - 6th
Two learners 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

Perimeter and Area of 2D Shapes

For Teachers 6th - 7th
Students find the perimeter and area of circles, triangles, and rectangles. In this perimeter and area lesson plan, the teacher gives students formulas for each shape and measurement and works through examples on the board. While no...
Worksheet
Curated OER

The Area of a Triangle

For Students 5th - 6th
For this area of a triangle worksheet, students solve 30 problems in which the area of triangles are calculated. There is instruction on the page. This is intended for on-line use but can be done on paper.
Lesson Plan
Curated OER

Lesson #94 Exact Area Under A Curve

For Teachers 11th - 12th
Students examine diagrams to determine the exact area under a curve. Using given formulas, they identify the area of the curve using the x and y-axis, as well as rectangles. As a class, students sing a song called "Failing My Calculus"...
Worksheet
Curated OER

Points, Regions, Distance and Midpoints

For Students Higher Ed
In this college level coordinate geometry worksheet, students identify and graph points on a coordinate plane, find the missing side of a right triangle, determine the distance between two points, and find the midpoint of a line...
Worksheet
Curated OER

Area of a Rectangle

For Students 4th
In this geometry worksheet, 4th graders calculate the area of 3 rectangles using the l x w x h formula. They work with the measures of centimeter, feet, and meters.
Worksheet
Curated OER

Calculating the Area of a Rectangle

For Students 4th
A quick definition and the formula for finding the are of a rectangle is provided at the top of this worksheet. After reading the description, 4th graders must find the area of the 3 given rectangles by adding or multiplying. This is an...
Lesson Plan
Illustrative Mathematics

Extensions, Bisections and Dissections in a Rectangle

For Teachers 9th - 11th Standards
Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...
Lesson Plan
Curated OER

A Cylinder Workshop

For Teachers 7th - 10th
Students work with given formulas to solve for specific variables. The calculation of the volume of a cylinder and the change in volume when there is a constant surface area is analyzed in this lesson.
Worksheet
Curated OER

Worksheet 26 - Fall 1995

For Students 11th - Higher Ed
In this math worksheet, students find the area of all the different types of geometric shapes from the memory. They write all the formulas and explain the meanings of the variables.
Worksheet
Curated OER

Trigonometric Word Problems

For Students 10th
In this trigonometric word problems worksheet, 10th graders solve 16 different problems that include various trigonometric situations. First, they determine at what angle a ladder makes with the ground. Then, students determine the...
Worksheet
Curated OER

Equations Worksheet

For Students 6th - 8th
In this math worksheet, students create and solve equations with the help of Algebra Tiles. Then they apply formulas for geometry to find the perimeter of a polygon.
Worksheet
Curated OER

Inequalities

For Students 9th
In this inequalities worksheet, 9th graders solve and complete 18 different types of problems. First, they use systems of 2 equations/2 unknowns to solve each word problem shown. Then, students graph each and identify the vertex plus 2...