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
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