Math Slice
Math Slice: Geometry Slice Special Test
A succinct test for assessing geometry concepts. Assessment is scored online giving immediate feedback. An excellent assessment tool.
Annenberg Foundation
Annenberg Learner: Geometry 3 D Shapes
Learn about several three-dimensional geometric shapes and the terminology used to describe them. Learn how to calculate their surface area and volume, and explore their mathematical properties.
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...
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.
Khan Academy
Khan Academy: Decompose Figures to Find Area 2
Practice decomposing irregular shapes to find their area. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints. CCSS.Math.Content.3.MD.C.7.d Recognize area as additive.
PBS
Pbs: Geometry and Classification of 2 D Figures: Bianca Busts a Move
In this video from Cyberchase, Bianca breaks her friend's tabletop when she's practicing dance moves in his living room. She uses measurement and geometry to get a new piece of wood that will fit the table exactly. The accompanying...
CK-12 Foundation
Ck 12: Area of Composite Shapes
[Free Registration/Login Required] Students explore how to break down shapes to determine the area of a figure. Click challenge me to answer practice questions and click learn more to watch a video.
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...
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....
Khan Academy
Khan Academy: Volume and Surface Area Word Problems
Solve word problems involving volume and surface area involving 3D shapes, including composite figures. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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: Architecture With Shapes
Determining the differences between similar shapes in geometry is more meaningful when the students create architectural structures using the different shapes.
CK-12 Foundation
Ck 12: Spheres: Surface Area of a Sports Ball
[Free Registration/Login Required] Students can adjust the points on a sports ball to determine the surface area and volume. Click challenge me to answer practice questions and click learn more to watch a video.
National Council of Teachers of Mathematics
Nctm: Illuminations: Interactive Geometry Dictionary: Lines in Geometry
The applets in this Interactive Geometry Dictionary (IGD) will show you how to find the area of some common shapes.
Mangahigh
Mangahigh: Shape: Estimate the Area of Shapes
Test your knowledge of determing the area of irregular shapes.
Mangahigh
Mangahigh: Shape: Units of Area and Volume
Test your knowledge of converting between metric area and metric volume.
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,...
Physics Aviary
Physics Aviary: Geometry Review Self Test
Students must show that they can calculate basic distances, areas and volumes for simple geometric shapes.
Mangahigh
Mangahigh: Shape: Locus Problems
Explore the relationships between length, area, and volume scale factors.
ClassFlow
Class Flow: Geometry Shapes
[Free Registration/Login Required] The teacher will use this lesson plan flipchart to measure length, area, volume, weight, temperature, and time.
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.