1. Section 3

1.12. Explore 3

Mathematics 20-3 Module 5

Section 3: Exploding Objects

 

Now it is time to practise your skills.

 
Self-Check 1
  1. Wilma bought her toddler a wooden puzzle at a craft show. Sketch an exploded view of the puzzle.

    This is a photo of a child’s wooden puzzle of a Christmas tree.

    Answer

  2. Use the second photo to draw an annotated exploded-view diagram of the adjustable carpenter’s square. The parts shown are the 12-in ruled blade, square head (stock), lock bolt, and nut.

    This is a photo of an adjustable carpenter’s square. This is a photo of an adjustable carpenter's square.

    Answer

  3. Below is an exploded view showing how to brace two blocks of wood together. The two blocks of wood are identical and, in real life, are each 2 in thick. Print a copy of Wood Blocks Picture.

     

    This is an exploded view of assembling two pieces of wood together.

    1. Using a ruler, measure the dimensions of the base block of wood in the diagram. Answer

    2. If the actual thickness of the base piece of wood is 2 in, what scale factor was used for the exploded-view diagram? Answer

    3. Using this scale factor, what would the dimensions of the actual real-life blocks of wood be? Answer

glossary

It is now time to add new math terms to Mathematics 20-3: Glossary Terms.


In this lesson the new term you will add is

  • annotation