WAEC - Mathematics (1992 - No. 25)
The angles marked in the diagram above are measured in degrees. Find x
15o
24o
30o
36o
48o
Vysvětlení
Sum of exterior angles = 360°
2x + 3x + 2x + 3x + 5x = 360°
15x = 360°
x = 360°/15 = 24°
The angles marked in the diagram above are measured in degrees. Find x
Sum of exterior angles = 360°
2x + 3x + 2x + 3x + 5x = 360°
15x = 360°
x = 360°/15 = 24°