About This Lesson
Show that is it impossible to have a tetrahedron whose six edges have lengths 10, 20, 30, 40, 50 and 60 units<br />Aligned to Common Core State Standards: 6.G.4 , 7.G.1
Subject
Math — Functions, Geometry, Ratios and Proportional Relationships
Grade Level
Grades 3-8
Standards Alignment
Common Core State Standards
License
Resources
External resources
Standards
Represent three-dimensional figures using nets made up of rectangles and triangles, and use the nets to find the surface area of these figures. Apply these techniques in the context of solving real-world and mathematical problems.
Solve problems involving scale drawings of geometric figures, including computing actual lengths and areas from a scale drawing and reproducing a scale drawing at a different scale.
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interesting challenge activity gets students thinking about the relationships of parts of 3D shapes.