1. a. Sketch a diagram of a hexagon.
b. What is the sum of the exterior angles.
c. If the hexagon were regular, what would be the size of each:
(i) Exterior angle
(ii) Interior angle
2. Fill in the gaps:
Name of polygon

Diagram

Size of each exterior angle

Pentagon


45^{o}

3. The diagram shows a regular foursided polygon (a square).
a. What is the sum of the exterior angles? b. What is the size of each:

4. The exterior angles of a regular polygon are each 36°.
How many sides has the polygon?
5. Give the true bearings that are equvalent to these compass bearings.
a. NW
b. S45°E
c. N70°E
d. S40°W
e. SE
6. Give the compass bearings that are equivalent to these true bearings.
a. 090°
b. 180°
c. 330°
d. 270°
e. 085°
7. Find the size of angles marked by letters and give reasons.
a

b

c

d

e

f

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