Given a very realistic challenge, your young geometers design residential fish tanks in rectangular and triangular prism shapes. They compute the volume of water each will hold. They also determine the size of plastic covers for each...

Build on your learners' previous knowledge of geometric shapes and symmetrical figures. Then set them out to take photos of geometric shapes on campus. They assess whether the photos contain symmetry or not. 

In this online interactive worksheet, students determine the missing length of a geometric shape and then check their answers.

In this area of polygons worksheet, students compute the area of squares, rectangles, triangles, trapezoids and parallelograms. Given the area of polygons, students determine the missing dimension of the figure. This two-page worksheet...

In this geometry activity, students identify important properties of parallelograms. They identify properties of the sides, angles and diagonals. There identify special parallelograms also.

In this finding the area of geometric shapes worksheet, students observe parallelograms and trapezoids and use the information given to find their areas. Students solve 4 problems.

Young scholars investigate the properties of quadrilaterals formed by angle bisectors of a given quadrilateral and quadrilaterals formed by the medians of quadrilaterals. This Cabri Jr. lesson provides opportunity for conjecture and...

It's just not enough to know that something is true. Part of a MVP Geometry unit teaches young mathematicians how to write flow proofs and two-column proofs for conjectures involving lines, angles, and triangles.

In this geometry worksheet, students describe the effect of a proportional change on the perimeter or circumference and area of the given circles or quadrilaterals.  The one page worksheet contains ten problems.  Answers are...

A transformational assessment determines how far pupils are advancing toward mastering complex and matrix standards. The assessment checks the learners' understanding of linear transformations, complex numbers and the complex plane,...

Challenge your class to construct a definition for trapezoids. Looking at four examples and four non-examples, young scholars individually create definitions and use them to classify an unknown shape. Allow for small group and...

Having a good working knowledge of math vocabulary is so important for learners as they progress through different levels of mathematical learning. Here is 125 pages worth of wonderfully constructed vocabulary and concept review cards....

In this geometry worksheet, 10th graders state the theorem used to determine if the given quadrilateral is a parallelogram and find the indicated missing angle measures and side lengths.  The two page worksheet fifteen questions....

In this volume and surface area activity, students find the volume and surface area of parallelogram prisms. Students complete 4 problems.

In this volume and surface area worksheet, students find the volume and surface area of parallelogram prisms. Students complete 4 problems.

For this geometry worksheet, students answer questions about a parallelogram using the properties of quadrilaterals. They use algebra to solve for the missing sides and angles. There are 19 questions.

Students identify properties of parallelograms. In this geometry lesson, students label polygons as parallelogram or not. They define and label the properties of a kite.

In this geometry worksheet, students define and draw quadrilaterals. They differentiate between the different shapes. There are 3 questions with an answer key.

In 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. 

Students explore measurements of a circle. In this lesson about circumference and radius, students practice calculating measurements of a circle. Students estimate, calculate, and practice with graphing all while learning how to find...

Learners calculate the slope of parallel and perpendicular lines.In this algebra lesson, students differentiate between parallel and perpendicular lines. They graph their lines using the slope of the equation.

Students identify properties of trapezoids. In this geometry lesson, students are put into groups and use computer programs to analyze polygons. They drag and move the shapes around as they make predictions.

In this addition and subtraction worksheet, students use the key with 10 shapes that have a corresponding number. Students solve 6 problems in which the geometric shapes alone are shown in an addition or subtraction problem. Students...

In this geometry worksheet, students identify the missing angles and sides of a quadrilateral. They differentiate between the different types of quadrilaterals. There are 20 questions with an answer key.