If the exterior angles of quadrilateral are y°, (y + 5)°, (y + 10)° and
MATHEMATICS
WAEC 1998
If the exterior angles of quadrilateral are y°, (y + 5)°, (y + 10)° and (y + 25)°, find y
- A. 10°
- B. 20°
- C. 40°
- 80°
Correct Answer: 80°
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