Interactive
Curated OER

Area Post Test

For Students 6th - 7th
In this area instructional activity, students complete a ten question multiple choice test by finding the area of various geometric figures. This is an interactive instructional activity.
Lesson Plan
Curated OER

Similarity

For Teachers 9th - 10th
Students find the factor of proportionality in similar polygons. In this similarity of polygons lesson plan, students measure the sides and angles of polygons and derive a factor of proportionality between corresponding pairs of sides...
Worksheet
Curated OER

Fraction Multiplication and Area

For Students 4th - 6th
In this finding the area in fractions learning exercise, students read information about area and the formula, view examples, and write multiplication sentences that match pictures. Students solve three problems.
Interactive
Curated OER

Triangle Problems-Base, Height, and Area

For Students 10th
For this geometry worksheet, 10th graders find the base, height, or area of a triangle. The one page interactive worksheet contains ten questions. Answers and hints are included. 
Worksheet
Curated OER

Similarity of Length, Area, and Volume

For Students 9th - 11th
For this similarity worksheet, students determine the length, area and volume of similar figures. This three-page worksheet contains explanations, examples, and 20 problems. Answers are provided on page three.
Lesson Plan
Pennsylvania Department of Education

Length and Perimeter

For Teachers 3rd
Third graders explore tessellations and the spatial concepts used in creating them.  In this tessellations lesson, 3rd graders rotate, reflect and transform shapes to create tessellations.  Students become familiar with the...
Worksheet
Curated OER

Area by Design

For Students 4th
In this grid worksheet, 4th graders make a three-color design on a grid. Students use the color blue twice as much as red and the color green three times more often than blue. Students fill in three blanks with the area covered by each...
Lesson Plan
Texas Instruments

The Determinant of a Matrix

For Teachers 9th - 12th Standards
Learners calculate the determinant. In this algebra lesson, students find the determinant and use to calculate the area of a triangle. They calculate the area of a quadrilateral in a plane.
Worksheet
National Council of Teachers of Mathematics

Do I Have to Mow the Whole Thing?

For Students 9th - 12th
In this mowing worksheet, learners find the area of given rectangles. They determine the combinations of lengths and widths that generate a given area. Learners graph given points. This two page worksheet contains sixteen multi-step...
Interactive
Curated OER

Area and Perimeter of Rectangles Worksheet (II)

For Students 10th
In this geometry worksheet, 10th graders determine area and perimeter of rectangles, given the width and the length. The one page interactive worksheet contains ten questions. Answers and hints are included. 
Lesson Plan
Curated OER

Where Will The Couch Fit?

For Teachers 4th - 6th
Learners name the area formula and describe how it works. They use area formula to calculate the surface area of various objects. They use the area formula to design a floor plan of an apartment.
Lesson Plan
Curated OER

Geometry and Geoboard

For Teachers 6th
Sixth graders use geoboards and dot paper to experiment with geometric concepts. In this geometry lesson, 6th graders complete four activities using geoboards or dot paper including naming points on a coordinate plan and finding the area...
Worksheet
Curated OER

Sudoku Puzzle: Logs and Exponentials

For Students 11th - 12th
In this logarithms and exponential worksheet, students solve 29 multiple choice problems.  Students use their answers to solve a sudoku puzzle.
Lesson Plan
Curated OER

Measurement

For Teachers 6th - 8th
Middle schoolers identify and categorize different problem situations or contexts using one of four measurements to solve the problem. Through guided and independent practice, they discover ways to determine which measurement to use...
Worksheet
Curated OER

Solve Word Problems with Geometry

For Students 7th - 12th
In this geometry worksheet, students solve word problems having to do with lines, angles, shapes, area, perimeter, and more. Students complete 57 problems total.
Worksheet
Curated OER

Finding Perimeter and Area

For Students 5th - 8th
In this area and perimeter worksheet, students are given the equations to find the perimeter and area of objects. They practice finding the perimeter by measuring the sides of given objects and adding them together. They find the area of...
Interactive
Curated OER

SAT Grid Ins Practice Test 05

For Students 12th
In this SAT practice test worksheet, 12th graders answer 10 short answer questions. Questions are from a variety of topics, but mainly ask about geometry concepts. The test is self-scoring.
Lesson Plan
Curated OER

King Henry Did What?

For Teachers 4th - 6th
Students convert between the different metric units after reading the Fairy Tale of King Henry. They measure various candies in a baggy using the width of their index finger. They record results to the nearest index finger width on a...
Worksheet
Curated OER

Trigonometric Ratios

For Students 10th - 12th
In this trigonometric ratios instructional activity, students determine the value of trigonometric ratios.  They find the area of triangles, determine the length of one side, and compute the degrees in an angle.  This five-page...
Interactive
Curated OER

Geometry Word Problems-Perimeter of Rectangles

For Students 10th
In this geometry instructional activity, 10th graders use algebra to solve geometry word problems involving the perimeter of a rectangle. The one page interactive instructional activity contains eight questions. Answers and hints are...
Worksheet
Curated OER

Volume and Surface Area of Polyhedrea

For Students 8th - 11th
For this volume and surface area worksheet, students use given formulas to determine the volume and area of polyhedrea. This four-page worksheet contains examples, explanations and 32 problems. Answers are provided on the fourth page.
Worksheet
Curated OER

Finding the Area of a Rectangle

For Students 7th - 8th
In this middle school geometry instructional activity, students determine the area of a rectangle.  The instructional activity provides an explanations and example.  The one page instructional activity contains three...
Worksheet
Curated OER

Area and Volume

For Students 4th - 5th
For this area and volume worksheet, students calculate the area, volume, and length of sides of different cubes. Students complete this for 3 cubes and answer 3 questions.
Lesson Plan
Curated OER

Prime and Composite Numbers, Prime Factorization

For Teachers 6th - 8th
Students research prime and composite numbers. With a partner, students use graph paper to draw rectangles of various sizes. They list the dimensions of rectangles and discuss how the dimensions relate to the factors of each number....