Mathematics Revision 6

1. A regular polygon has 30 sides. Find the size of one exterior angle.

• e = 6 degrees

• e = 12 degrees

• e = 180 degrees

• e = 30 degrees

2. What is the sum of the interior angles of a regular hexagon?

• 720 degrees

• 540 degrees

• 360 degrees

• 480 degrees

3. If a regular polygon has 8 sides, what is the measure of each interior angle?

• 135 degrees

• 120 degrees

• 140 degrees

• 150 degrees

• x = 160 degrees

• x = 90 degrees

• x = 110 degrees

• x = 150 degrees

7. In the diagram, ADE is a straight line.

Find the value of x.

• x = 57 degrees

• x = 37 degrees

• x = 34 degrees

• x = 143 degrees

• n = 6

• n = 4

• n= 3

• n = 7

• 7

• 9

• 27

• 243