The angles of quadrilateral are in the ratio 1 : 2 : 3 : 4. The greatest of these angles is :
A. 120°
B. 140°
C. 144°
D. 108°
Answer:C
The angles of quadrilateral are in the ratio 1 : 2 : 3 : 4. The greatest of these angles is :
A. 120° B. 140° C. 144° D. 108°