The document defines perimeter as the distance around the outside of a shape and provides examples of calculating the perimeter of different shapes. It includes word problems asking the reader to calculate the perimeter of shapes based on given measurements and the total fencing or cost needed based on a certain cost per meter.

1. Perimeter
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2. Perimeter:
• Perimeter is the distance around the outside
(border) of a shape.

3. Example:
• Find the perimeter of the shape below.
Note: The dots are 1 unit apart.

4. Example:
• Find the perimeter of the shape below.

5. Example:
• Find the perimeter of the shape below.

6. Example:
• Find the perimeter of the shape below.
Note: The dots are 1 unit apart.

7. Examples:
• Find the perimeter of each shape below.

8. Example:
• Phang’s property
boundary dimensions are
shown on the right.
a) How many meters of
fencing will he need to
fence all but the front
boundary?
b) If the fencing cost $19
per meter, what will the
total cost be?

9. Example:
• Lucille has a quote of $37 per metre for new
tennis court fencing. A tennis court has length
23.77 m and width 10.97 m. There should be a
3.6 m space between the sides of the court and
the fence, and a 6.4 m gap between the ends of
the court and the fence.
a) Draw a diagram showing all given measurements.
b) How many metres of fencing are needed?
c) What will the total cost of the quote be?