Shodor Education Foundation
Shodor Interactivate: Triangle Explorer
This applet allows users to study the nature of triangles and their area. It draws random triangles on a Cartesian coordinate system. The user can determine the area of the triangle using his or her preferred method. After the calculated...
Khan Academy
Khan Academy: Constructing Scale Drawings
An urban planner needs your help in creating a scale drawing. Let's use our knowledge about scale factor, length, and area to assist. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...
Khan Academy
Khan Academy: Interpreting Scale Drawings
Students practice interpreting scale models, receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Interpret Scale Factor in Scale Drawings
Interpret scale factor in practice scale drawings.
Khan Academy
Khan Academy: Identify Scale Factor in Scale Drawings
Students practice identifying scale factor in scale drawings.
Khan Academy
Khan Academy: Identify Scale Copies
In these practice problems, students will identify scale copies.
Khan Academy
Khan Academy: Corresponding Sides and Points
Practice with corresponding sides and points in scale drawings.
