1. Section 1

1.16. Discover

Mathematics 20-3 Module 5

Section 1: Viewing and Representing 3-D Objects

 

Discover

 

Can you build a figure that matches a given front, top, and side view? The following Try This activity tests your ability to visualize and build three-dimensional figures.

 

Try This 1

 

Step 1: Open 3D and Orthographic Views - Activity A.

This play button opens the 3-D and Orthographic Views - Activity A applet.

Screenshot reprinted with permission of ExploreLearning.

Step 2: Click on “Exploration Guide,” and follow the instructions under “Using the Gizmo.”

Step 3: Read “Playing the Game” in the “Exploration Guide.”

Have fun!

  1. How do the top and bottom views compare for any 3-D figure you build? Why is the bottom view not provided?

  2. How do the front and back views compare? Explain.

  3. How do the left and right views compare for any 3-D figure you build?

  4. Can you position the blocks if you're given only two views? Why or why not?
Share 1

 

Discuss your answers to Try This 1 with a classmate or with a group of people.

  • Why must the three views you used to build the 3-D figure be perpendicular to each other?

course folder If required, save a copy of your discussion in your course folder.