
Multiple Choice Questions
Unit H1
Angles and Symmetry
For each of these questions, choose the option that is TRUE.
1
The sizes of the interior angles of a polygon are x°, 2x°, 120°, 3x°, 36° and 120°.
What is the value of x ?
- (A)14
- (B)16
- (C)44
- (D)74
2
The sum of three of the interior angles of a pentagon is 420° . If the remaining angles are equal, how much does each measure?
- (A)60°
- (B)90°
- (C)100°
- (D)108°
3
The exterior angles and the interior angles of a polygon are equal.
How many sides does the polygon have?
- (A)3
- (B)4
- (C)5
- (D)6
4

In the rectangle above, if ∠AEB = 80°, then ∠DAC =
- (A)10°
- (B)40°
- (C)50°
- (D)80°
Total: -
of marks
