Curated OER
Tessellations: Geometry and Symmetry
Learners explore the concept of tessellations. In this tessellations lesson, students use an applet to construct tessellations. Learners use regular polygons to construct tessellations. Students find patterns and symmetry in their...
Curated OER
Measure Area by Counting
If each square has sides measuring two centimeters, what is the area of this shape? Learners find area in five shapes segmented into squares with given sides. Encourage them to use square units in their answers. Next, they do the...
Utah Education Network (UEN)
It's All Just Similar to Me
Middle schoolers explore the concept of similar figures. In this similar figures lesson, pupils calculate scale factors of similar triangles. They find missing sides of triangles, and measure angles using protractors and measure sides of...
Curated OER
Simple Area of a Rectangle
What is the area? Because there is only one problem here (and it is followed by a detailed explanation) use this as an all-class warm up. Cover up the bottom half until scholars have shared their own answers. They examine a rectangle...
Math Worksheets Land
Recognizing Area Word Problems
There is only one area calculation problem here, and it is followed by a detailed explanation. Consider projecting this as a teaching tool, covering the answer until learners have shared their own. They are instructed to draw a rectangle...
Curated OER
Using Tiling to Find Area
There is only one area calculation problem here, and the explanation is detailed below; consider projecting this as an all-class warm up. Scholars assess a rectangle with given length and width, calculating its area. Next, they break it...
Curated OER
Using Tiling to Find Area
By splitting rectangles into four equal parts, scholars practice calculating area and determining side length. They begin by determining the area of each rectangle before segmenting it. Then, they use the space provided to split it into...
Math Worksheets Land
Area of Squares Word Problems - Guided Lesson
Get started with area calculations using a simple shapes activity which could serve to introduce kids to this formula and the concept of units. They partition rectangles into columns and rows to determine the area based on the resulting...
Curated OER
Volume of Rectangular Prism and Cylinder
Learners calculate volume of rectangular prisms and cylinders. They draw and label figures to use the formulas to calculate the volume of rectangular prisms. In addition, they use objects to calculate volume in a hands on activity.
Curated OER
Simple Area of a Rectangle
What is the area? Although there are no units involved, beginning geometers will get some good practice as they calculate the area for three rectangles and two squares. They match the answers to a list, however you can easily increase...
Curated OER
Understanding Visual Fractions
Visualize fractions using segmented shapes. The five shapes here are each divided into equal parts, with some parts shaded. Mathematicians match the shapes to the fraction represented by the shaded region. This is a good way to introduce...
Math Worksheets Land
Recognize Area as Additive - Independent Practice Worksheet
Activate your geometer's minds with area calculations, some of which are tricky. First, they solve five word problems dealing only with rectangular shapes. The next five use irregular shapes with side measurements given. Scholars solve...
Math Worksheets Land
Recognize Area as Additive - Step-by-Step Lesson
Do your scholars have a basic understanding of area calculations? Give them an extra challenge with this irregular shape missing one of its length measurements. Using the given lengths, they figure the area of the entire shape. The...
Curated OER
Understanding Visual Fractions
These shapes give scholars an excellent chance to see numerators and denominators in a visual way. They examine segmented shapes with portions colored in, determining what fraction the shaded section represents. For some problems, there...
Futures Channel
Folding Circles
Students investigate properties of circles. In this geometry lesson, students differentiate between similarity and congruence as they observe polygons. They investigate properties of two and three dimensional shape.
Curated OER
Perimeter of Polygons in Word Problems
Peruse these perimeter word problems with beginning geometers, possibly projecting it as an all-class warm up. There are three scenarios here, each with a visual. Scholars determine the perimeter of a swimming pool, find the missing...
Curated OER
Understanding Visual Fractions
Learners can actually see the numerators and denominators as they examine three segmented shapes. For each, they must write a fraction representing the shaded regions of the shape. Only one of these can be simplified, so decide whether...
Curated OER
Perimeter of Polygons in Word Problems
Can your scholars find the perimeter of Peter's square of gold? They examine the shape and are given it's four equal side measurements in millimeters. Learners solve for the perimeter and should be reminded to include units in their...
Curated OER
The Area of Rectangles
Intended for beginners to geometry, an area of a rectangle problem has scholars draw out the units within the shape. They segment it into four rows and six columns to determine how many squares the rectangle is made of and, eventually,...
Curated OER
Recognize Area as Additive - Guided Lesson
Not all area word problems are straightforward. Here are some trickier ones to challenge your beginning geometers. They determine the area of two irregular shapes and one rectangle using given measurements. Remind scholars to use square...
Curated OER
Simple Area of a Rectangle
Given the measurements of three rectangular rooms, scholars determine the area of each. They are given units, so remind them to use square units in their answers. No side measurements exceed 20. Can your scholars measure the classroom...
Math Worksheets Land
Recognize Area Word Problems - Independent Practice Worksheet
If a rectangle has three columns and four rows, how many squares does it have inside? Learners draw 10 rectangles based on specified rows and columns, counting the number of resulting squares. Keep in mind you may want to explain that...
Curated OER
The Area of Rectangles
Each of these five rectangles has been split into even sections and scholars must figure the area based on the segmented shapes. There are five possible answers for them to match, however none have units attached. Keep in mind this is...
Curated OER
Patterns, Patterns, Patterns
Create geometric art in your classroom. Learners use a ruler to mark lines on their paper, they then trace a lid to create a series of circles. They color in each circle using two tones or colors to create an interesting visual pattern.