Question

Evaluate x and y in each of the following figures ​

Answer 1

Answer:

In figure (i) BOC is a straight line

\angle AOC+\angle AOB∠AOC+∠AOB=180°

75° + 2x+ 65° +3x+x= 360°

5x+95° = 180°

5x= 180° - 95° =85°

x=\frac{85}{5}=x=

5

85

=17°

x= 17°