PPT
Curated OER

Find the Hidden Shapes

For Teachers 2nd - 3rd
What shape do I see? Pupils will use what they know about geometric figures to determine which shape is hidden behind the squares. The shapes identified in the game: square, triangle, hexagon, and decagon. This is a great warm-up activity.
Worksheet
Curated OER

Mathematics Problem

For Students 7th - 9th
Students try to see how many different ways they can spell out the word MATHEMATICS. In this puzzle worksheet, students use the properties of Pascal's Triangle and try to spell out the word Mathematics. There is a solution key with this...
Worksheet
Curated OER

Calculating in Construction - Area

For Students 8th - 12th
In this area activity, students solve 6 short answer problems. Students find the area of a figure composed of regular polygons such as triangles, rectangles, squares, etc given a sketch of the figure.
Interactive
Curated OER

Area of Shapes

For Students 7th - 9th
In this area of shapes worksheet, students determine the area of equilateral triangles, acute triangles, and compound figures. This one-page worksheet contains 3 multi-step problems.  Answers are provided with this interactive...
Interactive
Curated OER

Factoring Binomials - Difference of Squares

For Students 9th - 11th
In this factoring binomials worksheet, students examine problems containing the difference of squares.  They factor binomial equations.  This one-page worksheet contains 15 problems.  Answers are provided.
Worksheet
Curated OER

Air Force Trains Warriors to Defend Cyberspace from Terror

For Students 7th - 12th
Students explore the use of computers in the military.  In this lesson, students read an article on plans the Air Force is making to increase their use of computers to fight terrorism, then participate in a discussion on the...
Worksheet
Curated OER

Area of Paralelograms

For Students 8th - 9th
In this online interactive worksheet, learners determine the missing length of a geometric shape and then check their answers.
Interactive
Curated OER

Area of a Trapezoid

For Students 9th - 12th
In this online math worksheet, high schoolers practice finding the area of a trapezoid, given the height and length, This excellent resource allows the students to check their answers, and to get "hints" should they run into...
Interactive
Curated OER

Parallelogram Problems

For Students 9th - 12th
In this online math worksheet, students solve a variety of geometry problems which utilize parallelograms. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
Worksheet
Curated OER

Math with Homer Simpson

For Students 8th - 12th
In this exploration worksheet, students work with squares and square roots to prove or disprove Homer Simpson's formulas. There are 3 formulas to prove.
Worksheet
Curated OER

Easy Worksheet: Area and Perimeter of Rectangles and Squares

For Students 9th - 12th
In this area and perimeter of rectangles and squares worksheet, students solve 6 graphing and short answer problems. Students plot four coordinates of a rectangle or square on the coordinate plane. Students find the area or perimeter of...
Lesson Plan
Curated OER

Napolean Triangle

For Teachers 9th - 11th
Young scholars investigate the Napoleon triangle theory. For this polygon lesson, students  differentiate between the boundary points, interior and lattice point of a polygon. They apply concepts of equilateral triangles to...
Lesson Plan
Curated OER

Pyramid in The Desert

For Teachers 9th - 11th
Students investigate the Sierpinski triangle and calculate the ratio and area of the triangle. For this fractals lesson, students calculate parts of a Sierpincki triangle. They use Google Earth to help them construct the different parts...
Worksheet
Curated OER

Kuta Software: Infinite Geometry - Classifying Quadrilaterals

For Students 9th - 12th
In this classifying quadrilaterals worksheet, students classify 18 quadrilaterals in short answer format. Students use quadrilateral properties of classify quadrilaterals given a sketch.
Lesson Plan
Pennsylvania Department of Education

A Geometric Scavenger Hunt

For Teachers 5th
Fifth graders connect their knowledge of polygons and polyhedrons. In this geometric shapes lesson, 5th graders identify and classify two- and three-dimensional objects. Students construct a polyhedron out of polygons and describe their...
Interactive
Curated OER

Similar Polygons

For Students 7th - 8th
In this similar polygons worksheet, students identify the corresponding sides of polygons.  They use proportions to solve problems.  Students determine the scale factor of similar figures.  This two-page worksheet contains...
Worksheet
Curated OER

Tests for Parallelograms Multiple Choice

For Students 8th - 10th
In this parallelogram worksheet, students examine the lengths of the sides of a quadrilateral.  They identify parallelograms.  This one-page worksheet contains 13 multiple-choice problems.  This online worksheet provides...
Worksheet
Curated OER

Polygons Homework

For Students 9th - 12th
In this polygons worksheet, students identify polygons that contain given parameters.  They write definitions of polygons.  Students find the measurement of exterior and interior angles of regular polygons.  This two-page...
Worksheet
Curated OER

Tests for Parallelograms Homework

For Students 9th - 12th
In this test for parallelograms worksheet, students solve 15 short answer problems. Students determine if a given sketch is a parallelogram given angle measures and/or side lengths. Students use knowledge of parallelograms to find...
Worksheet
Curated OER

Rhombi and Squares Homework

For Students 8th - 12th
In this geometry worksheet, students set up and solve formulas to find missing angles and segments. When solving for x, the equations are just linear. There are 15 questions with multiple parts.
Worksheet
Curated OER

Trapezoids

For Students 9th - 12th
In this trapezoids activity, student solve 46 fill in the blank problems. Students find unknown side lengths and angle measures of an isosceles trapezoid and a rhombus.
Interactive
Curated OER

Area of 2D Shapes Multiple Choice

For Students 7th - 10th
In this area worksheet, students compute the area of circles, parallelograms and rectangles.  This one-page worksheet contains 5 multiple-choice problems.  Answers are provided in this online worksheet.
Worksheet
Curated OER

Tessellations Homework

For Students 7th - 9th
In this tessellation learning exercise, students draw tessellations using specified figures. This one page learning exercise contains five multi-step problems.
Worksheet
Curated OER

Perimeter and Area

For Students 6th
In this measurement worksheet, 6th graders calculate the perimeter and area for 9 different squares. Students record their answers on the lines beneath each square.