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### We found 17 resources with the concept irregular shapes

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Other Resource Types
(17)

Lesson Planet: Curated OER

#### Experimental Science Physics Packs

Available for download as pdf files, the 11 Experimental Science Physics Packs in this unit module are designed for high school physics classes. In the first lesson, scholars use plumb lines to determine the center of gravity in...

Lesson Planet: Curated OER

#### Area and Perimeter: Santa Style

What a fantastic resource! The class practices finding the area and perimeter of various regular and irregular shape by first counting the grid squares inside each shape, and then by using the traditional formula. The process is fully...

Lesson Planet: Curated OER

#### Determination of Centre of Gravity of Irregular Lamina Using the Plumb-line Method

When an object, such as a boat, has a low center of gravity, it is more stable. In the first lesson of an 11-part series, scholars use plumb lines to determine the center of gravity in irregularly shaped objects. After practicing, a...

Lesson Planet: Curated OER

#### Shape Sorting: Looking for Green!

Young mathematicians rotate, flip, and sort their way to an understanding of the different attributes of geometric figures. Using transparent yellow and blue shapes, children try to match congruent figures together to create...

Lesson Planet: Curated OER

#### Area and Perimeter of Irregular Shapes

Evaluate young mathematicians' understanding of area and perimeter with this series of three assessment tasks. Challenging learners to not only calculate the area and perimeter of irregular shapes, but to explain in writing their...

Lesson Planet: Curated OER

#### Awesome Area - Geometry and Measurement

Break out those math manipulatives, it's time to teach about area! Capturing the engagement of young mathematicians, this three-lesson series supports children with learning how to measure the area of squares, rectangles, and other...

Lesson Planet: Curated OER

#### A Five Day Approach to Using Technology and Manipulatives to Explore Area and Perimeter

Young mathematicians build an understanding of area and perimeter with their own two hands in a series of interactive geometry lessons. Through the use of different math manipulatives, children investigate the properties of rectangles,...

Lesson Planet: Curated OER

#### Areas and Volumes - 2D Shapes

Unfortunately for young mathematicians, the world isn't made entirely of parallelograms, triangles, and trapezoids. After first learning the area formulas for these common shapes, young scholars apply this new knowledge to determine the...

Lesson Planet: Curated OER

#### Study Jams! Area of Irregular Figures

Painting an irregular figure can be tricky if we don't know the exact area. This interactive presentation reveals that irregular figures can be broken into smaller, simple figures that use the area formulas. Go through two examples,...

Lesson Planet: Curated OER

#### Calculate the Area of Rectangles

A wonderful resource just waiting to be used. Provide learners with a complete explanation on how to calculate the area of a rectangle. After this process is covered, they will see how they can use rectangles to calculate the area of...

Lesson Planet: Curated OER

#### Comparing Areas

Before your scholars know how to multiply side lengths to find an area, give them some practice in simply counting units. They examine shapes that have already been segmented into units, counting them to get the area. There are three...

Lesson Planet: Curated OER

#### Recognize Area as Additive - Matching Worksheet

Wow, that's a big pencil box! Scholars measure the area of a 15-foot pencil box among other measurement word problems. For each, they evaluate the information given to figure the area, which is sometimes not the end-all answer they are...

Lesson Planet: Curated OER

#### Measuring an Irregular Distance

The math pirate needs to measure a distance on his treasure map. He realizes that he's not measuring a straight line, but an irregular distance. This short clip is well done, it uses a real-life math application, concrete mathematical...

Lesson Planet: Curated OER

#### Perimeter

Pupils study about perimeter and the units used to measure perimeter using a variety of materials including their hands, feet, rulers, and computer applets. They understand such attributes as length, area, weight, volume, and size of angle.

Lesson Planet: Curated OER

#### The Ins And Outs Of Area And Perimeter

Fifth graders demonstrate the concept of perimeter and area using manipulative. In this area and perimeter lesson, 5th graders explore area and perimeter through the exploration style of teaching using eatable and non-eatable...

Lesson Planet: Curated OER

#### Area Of Irregular Shapes

In this math worksheet, students complete 13 problems where they find the area of irregular shapes where some of the measurements are given. Examples are given in this well-designed worksheet.

Lesson Planet: Curated OER

#### Measuring Irregular Shapes

Sixth graders practice measuring shapes that do not have a common shape. They practice using centimeter grid paper to make the measurements. Students also use estimation skills after measurements are taken.