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National Council of Teachers of Mathematics
The Math Forum: Find the Area of the Shape!
Try to figure out the area of this challenging shape. In order to view the images, you will need to use JavaSketchpad.
Khan Academy
Khan Academy: Areas of Shapes on Grids
In this exercise, students practice finding the areas of shapes on grids. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Sophia Learning
Sophia: Finding the Area of Composite Figures: Lesson 2
This lesson explains how to break composite figures into more simple shapes in order to find its area. It is 2 of 4 in the series titled "Finding the Area of Composite Figures."
CK-12 Foundation
Ck 12: Elem Math: Given the Perimeter Find the Side Length and Area Squares
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on how to find the area of a square when given the perimeter. CCSS.Math.Content.3.MD.D.8 Solve real world and mathematical problems...
CK-12 Foundation
Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 1
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with one or more smaller rectangles within a larger one. They must calculate the area of the larger...
Oswego City School District
Regents Exam Prep Center: Area of Polygons and Circles
How would you find the area of a polygon or circle? Explore this concept with engaging activities at this test prep site. Here you will find detailed problem solving strategies with accompanying visuals, a reference table with formulas,...
CK-12 Foundation
Ck 12: Elem Math: Partitioning Composite Figures Into Rectangles to Find Area 1
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to partition a shape into rectangles and add their areas together to get the area of the whole figure. Includes video...
Khan Academy
Khan Academy: Area of Composite Shapes
Practice finding the areas of complex shapes that are composed of smaller shapes. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Area of Irregular Polygon
Third graders look for break apart irregular polygons to make arrays to find the area of these common shapes.
CK-12 Foundation
Ck 12: Geometry: Areas of Combined Figures Involving Circles
[Free Registration/Login may be required to access all resource tools.] In this lesson studednts find the areas of combined figures involving parts of circles. Students examine guided notes, review guided practice, watch instructional...
Oswego City School District
Regents Exam Prep Center: Area of Polygons and Circles
A lesson focusing on the area of polygons and the circumference of circles. Engaging, interactive practice worksheet, lesson plan, and related classroom activity complete this lesson.
Khan Academy
Khan Academy: Find Surface Area by Adding Areas of Faces
Determine the expression that finds surface area of a 3D shape by adding the area of each face. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Find Area by Counting Unit Squares
Find the area of shapes by counting the unit squares inside them. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, or receive hints on how to find area....
CK-12 Foundation
Ck 12: Elem Math: Area in Grid
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems on how to find the area of a shape using grids.
Better Lesson
Better Lesson: Area in Real Life With Irregular Polygons
Dividing an irregular shape into rectangles helps students find the area of an irregular shape.
Khan Academy
Khan Academy: Area and Perimeter on the Coordinate Plane
Find the area or perimeter of shapes like triangles, rectangles, parallelograms, and hexagons on the coordinate plane. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Varsity Tutors
Varsity Tutors: Hotmath: Review: Area
Find a quick, concise explanation of area and the formulas for different shapes. An example is given to help you understand how find the area of a shape. The area formulas are listed for different types of shapes.
University of Cambridge
University of Cambridge: Nrich: Appearing Square
The challenge presented at this one-page website offers an opportunity to work with the area of a rectangle. The solution is available right on the website.
Shodor Education Foundation
Shodor Interactivate: Triangle Explorer
This applet gives you practice finding the area of a triangle. Great place for students to "discover" how you find the area of a triangle. Directions are just a click away. [Requires Java.]
McGraw Hill
Glencoe Mathematics: Online Study Tools: Surface Area of Prisms and Cylinders
This site gives a short interactive quiz which allows students to self-assess their understanding of the concept of finding the surface area of prisms and cylinders.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Surface Area of Pyramids and Cones
This site gives a short interactive quiz which allows students to self-assess their understanding of the concept of finding the surface area of pyramids and cones.
Other
Nearpod: Circles: Area and Circumference
For this lesson on circles, 7th graders will learn how to find the area and circumference of circles, semicircles, and compound shapes using formulas.
Khan Academy
Khan Academy: Area & Perimeter on the Coordinate Plane
Find the area or perimeter of shapes like triangles, rectangles, parallelograms, and hexagons on the coordinate plane.