Question

The six wedges shown on the circle are of equal size and form a
180
°
angle.

image


What would the measurement of an angle formed by
4
of these wedges measure?



A.
30
°

B.
45
°

C.
120
°

D.
150
°

Answer 1

If six equal wedges together make a 180° angle, each wedge measures 180° ÷ 6 = 30°. Four wedges then measure 4 × 30° = 120°.

Answer: C (120°).